Volume 29 (1874) (428 pages)

July 4, 1674.] MINING AND SCIENTIFIC PRESS. LO THE AMERICAN TURBINE WATER WHEEL. \4 Recentiy improved and snhmittod to thorough sclentifle al by JR Emerson, showing the following usefnl effect of the powar of the water utilized, being THE HIGHEST RESULTS EVER KNOWN, Parcentaga of part gata, & 60.08; 3 69.64; 8 78.73; % 82.59; 74.9290, Porcentago of whola gato, 88.14, Mr. Emmerson @ays: “ These ars ths bast avsrags results cee given by any Turbins Whesl in my sxpsrience.” A splendidly {linstratad descriptiva cataloguo,'or any further information desired, furnishad on application to TREADWELL & 0O., SAN FRANCISCO, CAL. Sola Agenta for the Pacific Statea and Terri toriea. ap25-tf TO HYDRAULIC MINERS. I warn Hydraulic Miners not to be misled hy the adyertisement of Mr. F, H.Fishar. Sald Fieher haa heen beaten in every snit to which he has heen a party (reapecting Patent Rights on Hydraulic Machines) ,whether as Plaintiff or defendant, His patrons have already paid over Five Thousand Dollars for license to use machines purchased of the self atyled “Only Reliable Party in the Business Who Protects His Customers.” Fisher’a Machine in worthless unlesa the discharge pipe le furnished with applianccs, the patent for which is owned hy Messrs. CRAIG, and which Fisher ia enjoined from making. The Machine itself is also an infri ton +h STEEL SHOES AND DIES FOR QUARTZ MILLS, Mada by onr improved process, After Many years of patiant research and experiment wo have succeeded in producing STEEL SHOES AND DIES for QUARTZ MILES, which are nnequalled for 7 Strength, Durability, : and Economy. Die. Will wear three times longer than any iron Shoes. BUILDERS AND CONTRACTORS Of Quartz Milis, Pana, Separators, Coucentrators, Jigs, Hydraniic Rock Breakers, Furnsces, Engines, Boilers and Shafting, aud general Alining Machinery In all its details and furnishers of Mining Snpples. All orders promply filled, MOREY & SPERRY, 88 Libsarty strset, N. Y. Examination solicited. 9v28ely & hoe. Metallurey and Ores, Morris’ Settler and Amalgamator. PATENTED MARCH 25, 1973. Varney’s Patent Amalgamator. Theac Machines Stand Unrivaled. For rapidity pulverizing and amsigamating orea, thay avo no oqnal. Noeffort has been, or will bo Bpsred to hava them constructed in the most perfect manner and of the great number now in operstion, not one haa over required repairs. The constant and increaslug demand for thom issufiiclant avideuce of thoir merits, They are constructed 80 as to apply steam directly Into tho puip, or with steam hottoms, as desired. This Amalgamator Opsratss as Follows: Tho pan being filled, the motion of the Mullsr forces tha pulp to the center, where it 1s drawn down through the apperture and between the gtiuding aurfaces.— Thence it isthrown to the poriphery into tha quicksilver. The curvad plates again draw it to the center, where it pssees down, and to the circumference ag before, Thns it 1s oonstantly passing a ragular flow hetween the grind. Ing surfaces and Into the quicksilver, nntil tha ore is rednced to an impaipahle powder, and the metal amalgamated, Setlars made on tha same Princtplo excel all others fag oat papain so SAU iebe et and perfactly in conver, that the particlos are completely absorbed, P a Mili-mon are invited to axamine these pans and setlera for yes, at tha office, 229 Fremont Street, EAGLE IMPROVED CHLORINIZING AND DESULPHURIZING FURNACE. (Patented July, 1873.) Tha Cheapest and Most effective Furnace now in uso Parties desirous of huilding ahoye furnace, or for any information on sama, address, I. fT. MILLIKEN, No, 302 Montgomery st., room No. 14,8. FP. CROCKER’S PATENT TRIP HAMMER QUARTZ BATTERY. SF a i "tal? < a3l Has an iron complete, weighs 1,500 Ibs. This ‘hl patent owned hy the same parties. All persons infringing on either of these patents WILL BE PROMPTLY PROSECUTED, Iam sole Lrornske to sell Machines manufactured undor Oraig’s, Rica's, Macey's and Hoskin’a patents, I Guarantss Full Indsmnity to all my Customers. Machines of all sizes Always on hand. If yon want a Machina that will give satisfaction, and donot want top y for it twice ovar, huy an Im. proved LITTLE GIANT. For further particulars apply to R, HOSKIN, Dutch Fiat, Or R. R. & J. CRAIG, Room 6, 240 Montgomery at., 8. F. Agants LIAMSON & CORY, Marysville. Dutch Fiat, Augus. 10, 1873. 6y27-2m THE SELDEN DIRECT-ACTING STEAM PUMP, A. CARR, Manufactursr & Proprietor. Patented ‘ Ang. 2d. 1870, Dee. 20th, 1870, Combining simplicity and durability to a remarkable degree. _Tta parts are eagy of accese, and it is adapted to all purposes for which Steam Pumps are used. As a Mining Pump it is Unsurpassed. =e STEAM, GAS & WATER PIPE, BRASS WORK STEAM & WATER GAUGES, FITTINGS, ETO. CARR PATENT STEAM RADIATOR, Send for Price List and Circnlars. Address, A. CARR, 43 Courtland Street, New York. MILLMEN. Boss’ Quioksilvsr &ga of metal, Sy7-3m 10v28-1y Pump saves lahor and wastAddress, M. P. Boss, Bullionyilla, Ney. rame, fiya steel] arms with stamps weighing 17 Tha, each, whicb atrike 2,0U0 blows per minute, 1n @ mortar provided witb screens on both sides, and crushes Fre 000 Ibe. per honr, reqniring one-horee power to drive lt. Has hean tborongb tested, and is guaranteed to give good eatisfaction. PRIOE, $600. G. D. CROCKER, $15 California street, San Francisco, STEAM ENGINES AND BOILERS Of all sizes—from 2 to 60-Horse power. Also, Quariz Mille, Mining Pumps, Hoisting Machinery, Shafting, tron Tanks, etc, For aale at the lowest pricea hy 17v26-tf lov2itt J. HENDY, No. 32 Fremont Street. i =F i Dye \ yy URE ! S =t = a WATER TANKS of any capacity, mada entirely by machinery. Material the hest in use; construction not excelled. Attenti dispatch, satisfacti Cost less than elsewhere. WELLS, RUSSELL & CoO., Machanica’ Mills, Cor. Misslon & Fremont Streets. 8v28-3m-sa The Phelps’ Manufacturing Co., (Lats 8, F. Sersw Bolt Works.) MANUFACTURERS OF ALG EINDS OF Machins Bolts, Bridgs Bolts, and Ship or . Band Bolts. 18, 15 and 17 Drumm Street, San Franoisco, 4v241y Brittan, Holbreak & Co., Importers of Stoves and Metals. Tinners’ Goods, Tools avd Machines, ili and 41> Oalifornia St., 17 and 19 Davis St., San Francisco, and 178 J St., Sacrawanto, mr.-ly San Francince An import: Cheap, light, efficlant and Gaina Qnicksilver on working tailings, {8 dischargod from tho surface in the center Instead of tho side, hy meanaof a Syphon which extends to near tho center of the Settier. Heaviest casting weighs only 185 pounds. The sidea and bottom of the Scttior are mada of wood, as also Muilers, placed verticslly—the friction of which brightens the quicksilver. One of theso machines is in dully operation at No. 616 Merchant strect, (basement),San Franisco, Partles desiring information as to righta of use, pnrohase, ctc., F t improyement in milling. dursblo, cau address, 'REDER1OK MORRIS, 616 Merchant St., S. F. Ores Assayed and Amalgamated, $y28-31n Important to Miners and Mill Men. Silver-Platsd Oopper Amalgamating Platss, for Saving Gold. Of all sizes and in any quantity, furnished to order. Fulli i sent for op Particular attontlon given to plating goods for Bulidors, Plumbers, eto. Hoteland Restanrent work raplated. San Franorg0o GoLD AND SILVER PLatino Wonxa, 655 Mission atreat, San Francisco, E. G. DENNISTON, Proprietor. 2v25-3m. .N. Riorre, Jas, L. BEYEA. 8,0. Brown AUBURN MILL COMPANY, Reno, Nevada, Purchase Silver Orcs in gnantities of ten tons and npwardy, delivered on board tha cars at San Francisco Be eeeiad oy Gs pone ned ae pate ae NO Ca FOR f ‘ucTiON. On fots of lees t freight to Reno will he deduoted, o pean Special Rates for Gold Ores. On Gold contained in Silver Ores to the amount of $30 and upwards, 63 par oent. will he paid. When less tban Hi, ad above $10, tha amount will ba added to the Silver valae. Sacks promptly retnrned free of charge. Ores sampled hy patter or Sampling Mill as shipper may alect,and re0. W. STRONO, W. L. aTRONO, STRONG & CO., Metallurgical Works, No. 10 Stevenson Street, near First, San FRancis0o. We purchase high grade Gold and Silver Orea, Bullion, Etc. Ores worked and testa made with care; also, Ore Assays of Gold, Silver, Coppar, Lead, Tin, Iron,. Mangancse, Cinndhar, Niokel, Eto, Quicksilver. Partiea working Quicksilver Ores can ohtain the right’ to usa highly euccessful patented improyamente for turns made promptly by cheqna on San Francisco, Rates: <j Hs . Salzz. Sx. 23 [Sy ee [Sx] 2B . 2 2/23 [Sy BE . F". sE. P ". BE [F9. Se jro. se . e" 1 ee [BS 13y28-3m $ 60. 25 . 5 90} 38 . $125] 47 . 'Siael 57 . = 2501 46 . = 450] 7 66) 27 . 93) 39) 129] 48 . 475] 58 ki 263) 67 P 500 q 70) 23 . 95] 40] 133] 59] 188! 59 275} 69 600) 76 73) 30} 98) 41 . 137] 51 . 200] 61 288) 70 700) 79 76) 31 . 100) 42) 142] 52] 210] 62 300; 71 800) 81 80) 33} 107/43 . 146] 53 . 220) 63 350) 72 900) 82 84] 35 . 112] 44 . 150) 54} 230] 64 375] 74 1000! 83 881 37 7 119) 45 . 158] 58 . 240] 65 400] 75 2000) 84 And on intermadiate values in proportion. Cc. A. LUCKHARDT, Agent. 21 Firet St., San Froncisco, 8. 0. BROWN, Manager, Reno, Nevada, JOHN TAYLOR & CO., IMPORTERS OF AND DEALERS IN ASSAYERS’ MATERIALS Chemical Apparatus and Chemicals, Druggists’ Glassware.and Sundries, PHOTOGRAPHIC GOODS, ETC., 512 and 614 Washington street, SAN FRANCISCO $v28-6m We would call the apecial attentlon ‘of Assayers Ohemlets, Mining © Milling © Rrospectore, eto., to our large and woll adapted etock o ASSAYERS’ MATERIALS —axp— Chsamical Apparatus, Having heon engagad in furnishing these snpplies aincs the firet discovary of mines on tha Pacific Coast, ka Our Gold and Silver Tablaa, Bhowing tha value per ounca Troy at different degreas of finenass, and yalnahle tahles for computation of assays in Grains Grammea, will he sent free npon application. ‘Tv25.tf ~~JOHN TAYLOR & OO, Nevada Metallurgical Works, 21 First strset.....9an Francisco. Ores worked by any process. a Ores sanipled. Assaying in all its branches. Analysis of Ores, Minerals, Waters, ete. Plans furnisbed for the most snitable proceas for working Ores. Special attention paid to the Mining and Metallurgy of Qnicksilver, E, N. RIOTTE, Cc. A, LUCKHARDT, Mining Enginsers and Metallurgists. RODGERS, MEYER & Co., COMMISSION MERCHANTS, ADVANCES MADE @n all kinds of Ores, and particular attention PAID TO CONSIGNMENTS OF Goops, 4v16-3m LEOPOLD KUH, (Formerly of tha U. 8. Branch Mint, 8. F.) Assayer and Metallurgica) CHEMIST, No. 611 Commercial Street, (Opposite the U.S. Branch Mint, San Franoroo Oat, 7¥21-3m. fumes and working soot, by addressing ¥. FIEDLER, . New Almaden, CHARLES F, KIROHNER, Sampler and Crusher of Ores, NO. {11 DRUMM STREET, San Francisoo. PLATINUM Vessels, Apparatus, Shest, Wirs, Etc., Ete, For all Lahoratory and Manufacturing Purposea H. M RAYNOR, 26 Bond street, New York. Platinum Scrsp and Native Platinum purchased. San Francisco Boiler Works, 128 and 125 Beale Street. «.8AN FRANCISCO E.I. cURRY, (Late Foreman of the Vulcan Iron Works,) Propriotor High and Low Pressure Boilers of all Descriptions. SOLE MANUFACTURERS OF THE CELEBRATED: SPIRAL BOILER. SHEET IRON WORK of every description done: at the Shortest Notice, All kinds of JOBBING and REPAIRING promptly attended to. 17¥25-3m. BLACK DIAMOND FILE WORKS. “MUVH Daves, G. & H. BARNETT, Manufactursrs of Files of svsry Dssoription;. Nos, 39, 41 and 43 Richmond street, Philadslphia, Pa. Sold hy all the principal hardware storee on the~ Pacific Coast. I8va51y Co. Diamond Drill Tho undersigned, owners of LESCHOT’S PATENT’ for DIAMOND.POINTED DRILLS, now hrought to tha: higheet state of perfection, are prepared to fill orders: for the IMPROVED PROSPECTING and TUNNELING: DRILLS, with or without power, at short notice, and’ at reduced prices. Ahundant testimony furnished of tha great economy and successful working of numarousmachines in operation in the quartz and gravel mineson this coaat. OTeu are forwarded, and fnll informa-tion given upon application. ; oa 7 a A. J. SEVERANCE & CQ. Office, No. 315 California streat, Rooms 16 and 17. 7 24v26-tf PurcHasers please say advertised in Scientifio Presa-

July 4, 1674.] MINING AND SCIENTIFIC PRESS. LO THE AMERICAN TURBINE WATER WHEEL. \4 Recentiy improved and snhmittod to thorough sclentifle al by JR Emerson, showing the following usefnl effect of the powar of the water utilized, being THE HIGHEST RESULTS EVER KNOWN, Parcentaga of part gata, & 60.08; 3 69.64; 8 78.73; % 82.59; 74.9290, Porcentago of whola gato, 88.14, Mr. Emmerson @ays: “ These ars ths bast avsrags results cee given by any Turbins Whesl in my sxpsrience.” A splendidly {linstratad descriptiva cataloguo,'or any further information desired, furnishad on application to TREADWELL & 0O., SAN FRANCISCO, CAL. Sola Agenta for the Pacific Statea and Terri toriea. ap25-tf TO HYDRAULIC MINERS. I warn Hydraulic Miners not to be misled hy the adyertisement of Mr. F, H.Fishar. Sald Fieher haa heen beaten in every snit to which he has heen a party (reapecting Patent Rights on Hydraulic Machines) ,whether as Plaintiff or defendant, His patrons have already paid over Five Thousand Dollars for license to use machines purchased of the self atyled “Only Reliable Party in the Business Who Protects His Customers.” Fisher’a Machine in worthless unlesa the discharge pipe le furnished with applianccs, the patent for which is owned hy Messrs. CRAIG, and which Fisher ia enjoined from making. The Machine itself is also an infri ton +h STEEL SHOES AND DIES FOR QUARTZ MILLS, Mada by onr improved process, After Many years of patiant research and experiment wo have succeeded in producing STEEL SHOES AND DIES for QUARTZ MILES, which are nnequalled for 7 Strength, Durability, : and Economy. Die. Will wear three times longer than any iron Shoes. BUILDERS AND CONTRACTORS Of Quartz Milis, Pana, Separators, Coucentrators, Jigs, Hydraniic Rock Breakers, Furnsces, Engines, Boilers and Shafting, aud general Alining Machinery In all its details and furnishers of Mining Snpples. All orders promply filled, MOREY & SPERRY, 88 Libsarty strset, N. Y. Examination solicited. 9v28ely & hoe. Metallurey and Ores, Morris’ Settler and Amalgamator. PATENTED MARCH 25, 1973. Varney’s Patent Amalgamator. Theac Machines Stand Unrivaled. For rapidity pulverizing and amsigamating orea, thay avo no oqnal. Noeffort has been, or will bo Bpsred to hava them constructed in the most perfect manner and of the great number now in operstion, not one haa over required repairs. The constant and increaslug demand for thom issufiiclant avideuce of thoir merits, They are constructed 80 as to apply steam directly Into tho puip, or with steam hottoms, as desired. This Amalgamator Opsratss as Follows: Tho pan being filled, the motion of the Mullsr forces tha pulp to the center, where it 1s drawn down through the apperture and between the gtiuding aurfaces.— Thence it isthrown to the poriphery into tha quicksilver. The curvad plates again draw it to the center, where it pssees down, and to the circumference ag before, Thns it 1s oonstantly passing a ragular flow hetween the grind. Ing surfaces and Into the quicksilver, nntil tha ore is rednced to an impaipahle powder, and the metal amalgamated, Setlars made on tha same Princtplo excel all others fag oat papain so SAU iebe et and perfactly in conver, that the particlos are completely absorbed, P a Mili-mon are invited to axamine these pans and setlera for yes, at tha office, 229 Fremont Street, EAGLE IMPROVED CHLORINIZING AND DESULPHURIZING FURNACE. (Patented July, 1873.) Tha Cheapest and Most effective Furnace now in uso Parties desirous of huilding ahoye furnace, or for any information on sama, address, I. fT. MILLIKEN, No, 302 Montgomery st., room No. 14,8. FP. CROCKER’S PATENT TRIP HAMMER QUARTZ BATTERY. SF a i "tal? < a3l Has an iron complete, weighs 1,500 Ibs. This ‘hl patent owned hy the same parties. All persons infringing on either of these patents WILL BE PROMPTLY PROSECUTED, Iam sole Lrornske to sell Machines manufactured undor Oraig’s, Rica's, Macey's and Hoskin’a patents, I Guarantss Full Indsmnity to all my Customers. Machines of all sizes Always on hand. If yon want a Machina that will give satisfaction, and donot want top y for it twice ovar, huy an Im. proved LITTLE GIANT. For further particulars apply to R, HOSKIN, Dutch Fiat, Or R. R. & J. CRAIG, Room 6, 240 Montgomery at., 8. F. Agants LIAMSON & CORY, Marysville. Dutch Fiat, Augus. 10, 1873. 6y27-2m THE SELDEN DIRECT-ACTING STEAM PUMP, A. CARR, Manufactursr & Proprietor. Patented ‘ Ang. 2d. 1870, Dee. 20th, 1870, Combining simplicity and durability to a remarkable degree. _Tta parts are eagy of accese, and it is adapted to all purposes for which Steam Pumps are used. As a Mining Pump it is Unsurpassed. =e STEAM, GAS & WATER PIPE, BRASS WORK STEAM & WATER GAUGES, FITTINGS, ETO. CARR PATENT STEAM RADIATOR, Send for Price List and Circnlars. Address, A. CARR, 43 Courtland Street, New York. MILLMEN. Boss’ Quioksilvsr &ga of metal, Sy7-3m 10v28-1y Pump saves lahor and wastAddress, M. P. Boss, Bullionyilla, Ney. rame, fiya steel] arms with stamps weighing 17 Tha, each, whicb atrike 2,0U0 blows per minute, 1n @ mortar provided witb screens on both sides, and crushes Fre 000 Ibe. per honr, reqniring one-horee power to drive lt. Has hean tborongb tested, and is guaranteed to give good eatisfaction. PRIOE, $600. G. D. CROCKER, $15 California street, San Francisco, STEAM ENGINES AND BOILERS Of all sizes—from 2 to 60-Horse power. Also, Quariz Mille, Mining Pumps, Hoisting Machinery, Shafting, tron Tanks, etc, For aale at the lowest pricea hy 17v26-tf lov2itt J. HENDY, No. 32 Fremont Street. i =F i Dye \ yy URE ! S =t = a WATER TANKS of any capacity, mada entirely by machinery. Material the hest in use; construction not excelled. Attenti dispatch, satisfacti Cost less than elsewhere. WELLS, RUSSELL & CoO., Machanica’ Mills, Cor. Misslon & Fremont Streets. 8v28-3m-sa The Phelps’ Manufacturing Co.,

(Lats 8, F. Sersw Bolt Works.) MANUFACTURERS OF ALG EINDS OF Machins Bolts, Bridgs Bolts, and Ship or . Band Bolts. 18, 15 and 17 Drumm Street, San Franoisco, 4v241y Brittan, Holbreak & Co., Importers of Stoves and Metals. Tinners’ Goods, Tools avd Machines, ili and 41> Oalifornia St., 17 and 19 Davis St., San Francisco, and 178 J St., Sacrawanto, mr.-ly San Francince An import: Cheap, light, efficlant and Gaina Qnicksilver on working tailings, {8 dischargod from tho surface in the center Instead of tho side, hy meanaof a Syphon which extends to near tho center of the Settier. Heaviest casting weighs only 185 pounds. The sidea and bottom of the Scttior are mada of wood, as also Muilers, placed verticslly—the friction of which brightens the quicksilver. One of theso machines is in dully operation at No. 616 Merchant strect, (basement),San Franisco, Partles desiring information as to righta of use, pnrohase, ctc., F t improyement in milling. dursblo, cau address, 'REDER1OK MORRIS, 616 Merchant St., S. F. Ores Assayed and Amalgamated, $y28-31n Important to Miners and Mill Men. Silver-Platsd Oopper Amalgamating Platss, for Saving Gold. Of all sizes and in any quantity, furnished to order. Fulli i sent for op Particular attontlon given to plating goods for Bulidors, Plumbers, eto. Hoteland Restanrent work raplated. San Franorg0o GoLD AND SILVER PLatino Wonxa, 655 Mission atreat, San Francisco, E. G. DENNISTON, Proprietor. 2v25-3m. .N. Riorre, Jas, L. BEYEA. 8,0. Brown AUBURN MILL COMPANY, Reno, Nevada, Purchase Silver Orcs in gnantities of ten tons and npwardy, delivered on board tha cars at San Francisco Be eeeiad oy Gs pone ned ae pate ae NO Ca FOR f ‘ucTiON. On fots of lees t freight to Reno will he deduoted, o pean Special Rates for Gold Ores. On Gold contained in Silver Ores to the amount of $30 and upwards, 63 par oent. will he paid. When less tban Hi, ad above $10, tha amount will ba added to the Silver valae. Sacks promptly retnrned free of charge. Ores sampled hy patter or Sampling Mill as shipper may alect,and re0. W. STRONO, W. L. aTRONO, STRONG & CO., Metallurgical Works, No. 10 Stevenson Street, near First, San FRancis0o. We purchase high grade Gold and Silver Orea, Bullion, Etc. Ores worked and testa made with care; also, Ore Assays of Gold, Silver, Coppar, Lead, Tin, Iron,. Mangancse, Cinndhar, Niokel, Eto, Quicksilver. Partiea working Quicksilver Ores can ohtain the right’ to usa highly euccessful patented improyamente for turns made promptly by cheqna on San Francisco, Rates: <j Hs . Salzz. Sx. 23 [Sy ee [Sx] 2B . 2 2/23 [Sy BE . F". sE. P ". BE [F9. Se jro. se . e" 1 ee [BS 13y28-3m $ 60. 25 . 5 90} 38 . $125] 47 . 'Siael 57 . = 2501 46 . = 450] 7 66) 27 . 93) 39) 129] 48 . 475] 58 ki 263) 67 P 500 q 70) 23 . 95] 40] 133] 59] 188! 59 275} 69 600) 76 73) 30} 98) 41 . 137] 51 . 200] 61 288) 70 700) 79 76) 31 . 100) 42) 142] 52] 210] 62 300; 71 800) 81 80) 33} 107/43 . 146] 53 . 220) 63 350) 72 900) 82 84] 35 . 112] 44 . 150) 54} 230] 64 375] 74 1000! 83 881 37 7 119) 45 . 158] 58 . 240] 65 400] 75 2000) 84 And on intermadiate values in proportion. Cc. A. LUCKHARDT, Agent. 21 Firet St., San Froncisco, 8. 0. BROWN, Manager, Reno, Nevada, JOHN TAYLOR & CO., IMPORTERS OF AND DEALERS IN ASSAYERS’ MATERIALS Chemical Apparatus and Chemicals, Druggists’ Glassware.and Sundries, PHOTOGRAPHIC GOODS, ETC., 512 and 614 Washington street, SAN FRANCISCO $v28-6m We would call the apecial attentlon ‘of Assayers Ohemlets, Mining © Milling © Rrospectore, eto., to our large and woll adapted etock o ASSAYERS’ MATERIALS —axp— Chsamical Apparatus, Having heon engagad in furnishing these snpplies aincs the firet discovary of mines on tha Pacific Coast, ka Our Gold and Silver Tablaa, Bhowing tha value per ounca Troy at different degreas of finenass, and yalnahle tahles for computation of assays in Grains Grammea, will he sent free npon application. ‘Tv25.tf ~~JOHN TAYLOR & OO, Nevada Metallurgical Works, 21 First strset.........9an Francisco. Ores worked by any process. a Ores sanipled. Assaying in all its branches. Analysis of Ores, Minerals, Waters, ete. Plans furnisbed for the most snitable proceas for working Ores. Special attention paid to the Mining and Metallurgy of Qnicksilver, E, N. RIOTTE, Cc. A, LUCKHARDT, Mining Enginsers and Metallurgists. RODGERS, MEYER & Co., COMMISSION MERCHANTS, ADVANCES MADE @n all kinds of Ores, and particular attention PAID TO CONSIGNMENTS OF Goops, 4v16-3m LEOPOLD KUH, (Formerly of tha U. 8. Branch Mint, 8. F.) Assayer and Metallurgica) CHEMIST, No. 611 Commercial Street, (Opposite the U.S. Branch Mint, San Franoroo Oat, 7¥21-3m. fumes and working soot, by addressing ¥. FIEDLER, . New Almaden, CHARLES F, KIROHNER, Sampler and Crusher of Ores, NO. {11 DRUMM STREET, San Francisoo. PLATINUM Vessels, Apparatus, Shest, Wirs, Etc., Ete, For all Lahoratory and Manufacturing Purposea H. M RAYNOR, 26 Bond street, New York. Platinum Scrsp and Native Platinum purchased. San Francisco Boiler Works, 128 and 125 Beale Street. «.8AN FRANCISCO E.I. cURRY, (Late Foreman of the Vulcan Iron Works,) Propriotor High and Low Pressure Boilers of all Descriptions. SOLE MANUFACTURERS OF THE CELEBRATED: SPIRAL BOILER. SHEET IRON WORK of every description done: at the Shortest Notice, All kinds of JOBBING and REPAIRING promptly attended to. 17¥25-3m. BLACK DIAMOND FILE WORKS. “MUVH Daves, G. & H. BARNETT, Manufactursrs of Files of svsry Dssoription;. Nos, 39, 41 and 43 Richmond street, Philadslphia, Pa. Sold hy all the principal hardware storee on the~ Pacific Coast. I8va51y Co. Diamond Drill Tho undersigned, owners of LESCHOT’S PATENT’ for DIAMOND.POINTED DRILLS, now hrought to tha: higheet state of perfection, are prepared to fill orders: for the IMPROVED PROSPECTING and TUNNELING: DRILLS, with or without power, at short notice, and’ at reduced prices. Ahundant testimony furnished of tha great economy and successful working of numarousmachines in operation in the quartz and gravel mineson this coaat. OTeu are forwarded, and fnll informa-tion given upon application. ; oa 7 a A. J. SEVERANCE & CQ. Office, No. 315 California streat, Rooms 16 and 17. 7 24v26-tf PurcHasers please say advertised in Scientifio Presa-