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MUNN & COMPANY. Editors dc Proprietors. Contents: PATENT LAW AMENDMENT. TWO CAUSES OF THE NUMEROUS RAILROAD DISASTERS. TRAVEL BF3EFICLIL TO WORKMEN. GAS FROM PETROLEUM. ABUSE OF MACHINERY. kinds., scientific american, 1865-03-25

Elle oftindifir Amnion. 227 NATURAL CURIOSITIES OF CALIFORNIA. Iron-Clad War Vessels. The Land of Paradox. American Steel Cannon., scientific american, 1862-04-12

THE SCIENTIFIC AMERICAN SUPPLEMENT. Milking Cows. A BIT OF ANCIENT TRAVEL.THE NAVAL ENGINEER CORPS. NO. 87 PARK ROW. NEW YORK. 83 20 1 60 Club Rate . 827 00 2 70 THE SCIENCE OF CURRENCY. MILK AND ITS ADULTERATION., 1876-04-01

DENSMORE The BALL-BEARING Type-Bar Joints mark an era In Typewriter Construction. LIGHTEST KEY r„ EST SPEEI. ALCO VAPOR LAUNCH ONITORgAMOGUL MARINE CAS ENGINES. VAPOR ENGINEUM POWER COMPANY Experimental &Model Work S. SYNDICATE Kaiserstr. 9 DRESDEN

Scales of all varieties end 1000 otherarticles X Ray tubes WITH AUTOMATIC ADJUSTABLE VACUUM ATTACHMENT. Roentgen Ray Apparatus: tor-Generators etc. MINIATURE INCANDESCENT LAMPS EDISON DECORATIVE & MINIATURE LAMP DEPT. HOLDS HOSE AMERICAN RING CO. Box

MECHANICS AND MECHANICAL INTERESTS. Mechanical Trades Processes Etc. ances., scientific american, 1881-12-31

THE SCIENTIFIC USE OF THE PHONOGRAPH. BY ONO. X. HOPKINS. Photographing Flowers. Rolling Cold Steel. THE VELOCITY OF SOUND BY THE PHONOGRAPH., scientific american, 1890-08-16

scientific american, 1904-10-29

Letters Patent of the United States, scientific american, 1874-02-14

THE BOSTON ELECTRIC SUBWAY. haustion. gust 1897. PREPARING TO RAISE A TREE. THE TREE RAISED TO ITS NEW LEVEL. THE BOSTON SUBWAY—INTERIOR OF THE TWO-TRACK SUBWAY., scientific american, 1896-09-05

Improved Car Coupling. Are You Insured? Improved Piston Packing. PARSONS'S CAR COUPLING. Bed of Sorghum. JACOBS'S PISTON PACKING., scientific american, 1866-07-28

The drying up of the American Falls due to the backing of the water of Lake Erie. An east wind blew up the lake and drove the water back so that the amount ordinarily discharged into the channel which feeds Niagara Fulls was greatly reduced. An ice

Railway Shop Industries. Railroads In South America. Medicated Liquid Soaps. A Story of Early Petroleum Bays. The Forth Bridge. The Weight of Earth Worms., scientific american, 1890-03-29

Inside Page each insertion75 cents a line. Back Page each insertion- 61.00 a line. PERIN BAND SAW BLADES Warranted superior to all others in quality. finish other Patent Wood Working Machinery. B Battery and 1-2 Candle Lamp $4.50 1 or 5.00 6.00 . . 6

scientific american, 1865-07-01

THE NEW SUSQUEHANNA BRIDGE PENNSYLVANIA RAILROAD. THE NEW SUSQUEHANNA BRIDGE., scientific american, 1907-11-16

PUMPING MACHINERY AT THE ST. LOUIS FAIR. The Catalpa Tree Again. Effect of the Sun Upon the Black Race. 'rhe Current Supplement., scientific american, 1904-08-20

English Patents Issued to Americans. Wire Sheets Rods Bolts. MAHOGANY CUT THIN LUMBER. NEWSPAPER FILE MUNN & CO. TAKE SOLID COMFORT READERS AND WRITERS ECONOMY C OWNERS OF THE U.S. PHOSPHOR BRONZE PATENTS FOR SECOND-HAND ENGINES 14 STOP ORGANS TZBI3

Wine Making Competition for the Contracts for Army Wagons: and Harnesses in Ohio., scientific american, 1861-08-11

LONDON FILMS By W. D. HOWELLS A HISTORY OF OUR OWN TIMES By JUSTIN McCARTHY AMERICAN DIPLOMACY: ITS SPIRIT AND ACHIEVEMENTS By JOHN BASSETT MOORE LL. D. THE GERMAN STRUGGLE FOR LIBERTY By POULTNEY BIGELOW THE PRINCIPLES OF MONEY AND BANKING By

A NEW CONSTANT CURRENT PILE. OBACH'S CONSTANT PILE. Fatal Shock from Supposed Snake Bite. OAK LEAF ROLLER MOTH AND CATERPILLAR AND ROLLED LEAVES. Hardwoods for House Finishing. IMPROVED RAILWAY RAIL CHAIR. WODISKA'S RAILWAY RAIL CHAIR., scientific

Actin Mix SCIENTIFIC AMERICAN SUPPLEMENT For the Week Ending May 19 1894. AN ASTRONOMER HONORED. 'THE HARVEST OF A QUIET EYE.' DANGERS INCIDENT TO ELECTRIC CURRENT DISTRIBUTION. got twice the current through the same sized wire., 1894-05-19

Pixol a New Disinfectant. IMPROVED CONSTRUCTION OF FLOORS CEILINGS ARCHES ETC. DE RACHE'S FLOOR AND CEILING ARCHES. WESTERN ELECTRIC COMPANY'S LUMINOUS SIGN. THE WESTERN ELECTRIC COMPANY S EXHIBIT AT THE COLUMBIAN EXPOSITION-WRITING THE COMPANY'S

A HOLDER TO FACILITATE WORK ON BOOTS OR SHOES. THE ART OF HORSEBACK RIDING. LUNDQVIST'S BOOT OR SHOE HOLDER. Fig. 2INSTANTANEOUS HALT IN PARADE. Fig. 5UPHILL WORK. Fig. 3.- GREAT ELONGATED TROT. Fig. 6THE CABRIOLE. Fig. 1SYNCHRONOUS MOTION OF FORE

END OF TUNNEL Noises in the Telephone. A Curious Case of Partial Deafnevs. AND PILOT TUNNEL., scientific american, 1881-06-04

scientific american, 1905-12-23

VICTOR HAND-FORGED AUTOMOBILE LABELS. PRINTS. lash 00 100S Experimental & Model Work DIE l SPECIAL I I MODELS WORK : TOOLS NOVELTIES The Favorite LLQIN There are different grades of LLGINS-different priced LLGINS -but each one carries with it the

A NEW MITER CUTTER. How to make a Bark Lodge. SCREW SCAFFOLDING. v 4. MISCELLANEOUS INVENTIONS. FOX'S MITER CUTTER. SCREW SCAFFOLDING., scientific american, 1879-08-30

RECENTLY PATENTED INVENTIONS. Engineering. Railway Appliances. Mechanical. SCIENTIFIC AMERICAN BUILDING EDITION. DECEMBER NUMBER.-(No. SO.) allied subjects. MUNN & 00„. Puumenarra 361 Broadway New York. The charge for Ineertton under Thu head Is

leaned from the United States Patent Office, scientific american, 1855-06-02

GREENWOOD'S MACHINE FOR SAWING BARREL HEADS., scientific american, 1859-11-12

WELLMAN'S AIRSHIP FOR HIS NORTH POLAR EXPEDITION. THE BODY PART OF WELLMAN'S AIRSHIP FOR HIS NORTH POLAR EXPEDITION, scientific american, 1906-07-07

A New Hemostatic. National Academy of Sciences., scientific american, 1885-05-09

The Newly Elected Honorary Members of the Iron and Steel Institute. The Eagle Wing Propeller. Improved Steam Trap. Improved Umbrella Support. Improved Emery Grinding Machine. Improved Saw Set. Improved Fastening for Tool Handles. Improved Lantern

AN IMPROVED TRICYCLE. FRIE'S TRICYCLE. AN IMPROVED MUSIC CHART. S. SELF-LUMINOUS BUOY. How to Concentrate the Power of Small Stream SELF-LUMINOUS BUOY. MASON'S MUSIC CHART., scientific american, 1888-01-21

PERIN BAND SAW BLADES SPECIAL NOTICE. CET THE BEST AND CHEAPEST. EDISON ETHIC Stoutaleadowcroft Co. NICKEL PLATING ZUCKER&LEVETT AMERICAN STEAM BOILER INSURANCE CO., scientific american, 1885-10-10

NOVEMBER 4 1899. INTRODUCING MARINE ANIMALS INTO GREAT SA LT LAKE. BY H. F. MOORE. vil 1DEATH OF PROF. EDWARD ORTON. will be remembered that he was President of the Ameri NEW YORK'S COAST DEFENSES. A SEED -TESTING PLANT. degree., scientific

Automobile News. A Memorial of the Centuries. earreeponDence. Foreign Trade Marks. EDWIN PHILLIPS ARTHUR BETTS. A Dynamometer Car. A Pipe Line for Sugar Juice EperNIPMFIAIR, scientific american, 00-03-17

DIFFICULTIES OF MOUNTAIN IRRIGATION A Hotel Silver-plating Plant. Science Notes., scientific american, 1898-10-01

American Excavations in Greece. AUTOMATIC STRENGTH TESTER AND VENDING MACHINE. AUTOMATIC STRENGTH TESTER AND VENDING MACHINE. THE BOSTON GAS EXPLOSION. SCENE OF THE BOS TON GAS EXPLOSION LOOKING TOWARD THE MASONIC TEMPLE., scientific american,

PROGRESS OF THE EIGHT HOUR STRIKE. MUNN & CO. Editors and Proprietors. NO. 87 PARK ROW (PARK BUILDING) NBW YORK. Content= A NEW PATENT LAW IN CANADA. RUBBER GRAPHITE PAINT. WEIGHT PRESSURE FORCE POWER WORK., scientific american, 1872-06-22

50 YEARS' EXPERIENCE. PATENTS TRADE MARKS DESIGNS SCIENTIFIC AMERICAN MUNN & CO. Scientific Rmerican Supplement TRADE MARKS. How to Build a Home-Nowl - 'The Scientific American Building Edition.' 1897 SCIENTIFIC AMERICAN INC., 1897-07-31

able Horse Power and Mounted cia and Oil Well Supply Co. DIAMOND DRILL & MFG. CO., scientific american, 1889-05-18

THE MANUFACTURE OP CORDAGE. and remove the tow and fine broken particles dirt or DETAIL OF SPINNING JENNY SHOWING THE FIBER BEING DRAWN FROM THE SLIVE WOUND ON BOBBINS. R TWISTED STRETCHED AND, scientific american, 1901-10-19

NEW RATES OF ADVERTISING., scientific american, 1866-04-14

SINGER'S GREAT SEWING MACHINE MANUFACTORY AFTER THE FIRE. The Increase of Special Tools. SINGER'S SEWING MACHINE MANUFACTORY AFTER THE GREAT FIRE. the appearance of a park than a factory yard. One Thousand Sheep Killed in a Railroad Accident. come.,

Foreign Patents ISSUED BY THE U. S. PATENT OFFICE DIUNN dt C Patent Solicitors. 37 Park Row New York, scientific american, 1871-06-03

L With Postage. $3.20. Vol. XXXINo. 13.1 (NEW SERIES. j The Swatara. Nitrous Acid in Plants. 161 KINZEL'S RAILWAY TRACK LIFTER. New Electromagnetic Station Indicator. Pacific Ocean Telegraph Survey. THE AMERICAN STOVE PLATE DRESSING MACHINE. THE

162, scientific american, 70-09-10

scientific american, 1873-08-30

Rubber Elevator & Conveyor Belting Rubber Tiling Marine 3;6 to 100 H. P. AUGUST MIETZ H. P. Gasolene Auto-Marine Engine CLAUDE SINTZ Have Been Established55 Years We Challenge VOSE & SONSIPIANO CO 160 Boylston St. Boston Mass SPECIAL CONSTRUCTION

AMERICAN WATCH'S CHAIN POPULAR SCIENCE MONTHLY. Subscription price $5.03 a year. GATES ROCK tt ORE BREAKER OATES IRON WORKS Valuable Patent For Sale No. 505482 DEAFNESS and HEAD NOISES relieved by using Wilson's Common Sense Ear Drums KNITTING

scientific american, 1872-11-11

HARRISON BOILER WORKS Philadelphia Pa. Safety Boiler. L. L. SMITH 6 Howard st N. Y. Nickel Plater. ERwsscops Caloric Engine. TOWN BONDS PARKER & LAWRENCE PAGE'S OTIS BROTHERS .1c C BOLT CUTTER HOWARD IRON WORKS BUFFALO.N.Y. New City Hall. OFFICE

AUGUST 31 1895. BUILDING EDITION. AUGUST 1895.-(No. 8.) Z)usiness 'Weroonal. TO INVENTORS. INDEX OF INVENTIONS For which Letters Patent of the United States were Granted August 20 1895 &ND EACH BEARING THAT DATE., scientific american, 1895-08-31

OCTOBER 9 1869. Value of Meteorological Observations. WHAT IS FOUND IN THE AIR. Establishment of Soap Factories. Watering Streets with Saline Solutions., scientific american, 1869-10-09

THE SCIENTIFIC AMERICAN SUPPLEMENT WC1 813 DISCOVERY OF SATELLITES OF MARS. MACHINE HONESTY AND ITS CIRCUMVENTION., 1877-09-08

A COMBINED PUNCHING AND SHEARING MACHINE. The Empress Frederick and Sir Morell Mackenzie. Bright's Disease. IMPROVED SLOTTING MACHINE. The Mobangi River Africa. RIDLEY'S PUNCHING AND SHEARING MACHINE. IMPROVED SLOTTING MACHINE., scientific american,

The Electric Candle For Magic Lanterns. 10 CHESTNUT ST. PHILADELPHIA U. S. A. 1004 101)7. 1012 1014 1015 10. 1091. C. J. ROOT Bristol Conn. U. S. A. THE COBURN PATENT TROLLEY TRACK Barn Door Hangers HOLYOKE MASS. Reflector A. Spohn 594495 THE

ccitrttific, scientific american, 1859-04-23

Fire Extinguishing Balloons. Parchment Size. Curious Calculation. Missouri Hemp. Old Wine for New. Hair of Children. Treatment of Peach Trees., scientific american, 1859-05-14

RECENTLY PATENTED INVENTIONS. Engineering. Railway Appliances. Mechanical. Agricultural. Miscellaneous. Designs. open-work design with parallel braid-like borders be. NEW BOOKS AND PUBLICATIONS. character may be gathered. DIE DYNAMOELEBTRISCHEN

Good Agents Wanted—big money—state present occupation. 909 Stoch Exchang. Building SCOTT PAPER CO. 504 Glenwood Ave. Philadelphia. Toledo tfvkicArzet.The CLEVELAND STONE CO. Public With 15 to iS 1 South Clinton Street. CRUDE ASBESTOS DIRECT FROM

DAVIS' PATENT RECORDING GAUGE. ORNAMENTAL FOLIAGE PLANTS Ever Offered in this Country. Reynolds' Gearing Shafting BAIRD'S States Watch Co. GILES WALES & CO. 3 OF THE GILES BRO. & CWASHOE TOOL MANUFACTURING CO. OFFICE 42 BROADWAY NEW YORK. CARS AND

Vol. %CNo. 16.1 ESTABLISHED 1845. j IS CENTS A COPY 53.00 A YEA it1904 SCIENTIFIC AMERICAN INC, 1904-04-16

A NEW NODE OF CONSTRUCTING CANNON. An Article Resembling Honey. THE BEST MECHANICAL PAPER IN THE WORLD SEVENTEENTH YEAR. VOLUME VNEW SERIES. Fi.g. 3 and breech-loading. MUNN a CO. Publishers FROM Till STEAM YRES3 OF JOXM A. GRA .Fig. 1 Fig. 2,

See SCIENTIFIC Amaniess of Jane 16 1894. The Antwerp Universal Exhibition. [mon A SPECIAL CORRESPONDENT OF THE SCIENTIFIC AMERICAN NOW AT ANTWERP. brought together. This Antwerp Fair is quite within, 1894-09-08

01L-LIME-ELECTRIC THE STIRLING BOILER PULLMAN BUILDING CHICAG [ THE HEADLIGHT OF EDUCATION. PHILADELPHIA PA. XCELSIOR LANTERN NOW READY! A. NEW AND VALUABLE BOOK 12000 Receipts. 650 Pages. Price $5 SCIENTIFIC AMERICAN OFFICE 361 Broadway New York.

Effects of Light on Vitality. MANDITACTURING MINING AND RAILROAD ITEMS, scientific american, 1868-04-25

OCTOBER 27 1894. BUILDING EDITION. OCTOBER 394.-(No. 108.) Communications Received. TO INVENTORS INDEX OF INVENTIONS For which Letters Patent ot the United States were Granted October 16 1894 &NE EACH BEARING THAT DATE., scientific american,

M'F'G CO. THE EUREKA CLIP 40 Drills Complete line ranging from our New Friction Disk Drill for light work to 42-inch Back Geared Self Feed DrillSEND FOR CATALOGUE AND PRICES 1999 Ruby Street, scientific american, 1901-11-09

The Western Union Telegraph Office New York. The Milling Machine.41. Artificial Incubation in Egypt., scientific american, 1888-02-04

24 THE SCIENTIFIU AMERICAN. ULLMAN'S IMPROVED HYGROMETER SALISBURY'S IMPROVED CATCH BOLT., scientific american, 1860-01-07

CHARTER GAS ENGINES. T Power 165 to 167 Highland Ave SIDNEY 00. AIN Titusville Pa.Is I ssi.s 0EMOVING tharandInventorHalerBleekChicago. ROTARY VENTILATING FANS. TUERK WATER METER CO. FULTON N. Y. ELECTRIC POWER APPARATUS FOR EVERY VARIETY OF

THE ANCIENT CITY OF NEW AMSTERDAM. Oiling Ship Hulls. THE CITY OF NEW AMSTERDAM AS IT APPEARED ABOUT 1667., scientific american, 1897-06-19

HENRY CAREY BAIRD 6: CO. The Largest The Smallest FOR SNAP SHOTS OR TIME EXPOSURES. Room 55 163 State St. CHICACO. Our ito Light Dynamo. ENGINES. MUNN & CO. Publishers. Office of the SCIENTIFIC AMERICAN 361 BROADWAY. NEW YORK. 'WOLVERINE' GAS AN°

The Examination of Inventions. Preliminary Examinations at the Patent Office. Flow to Make an Application for a Patent. Caveats. Foreign Patents. Rejected Applications. Assignments of Patents. TO OUR READERS., scientific american, 1862-03-08

Index of Inventions Per which Utters Patent of the United States were granted MUNN le C FOREIGN PATENTS-.-A HINT TO PATENTEES. FIUNN & C 37 Park Row N. Y. Inventions Patented in England by Americans. NEW PATENT LAW IN CANADA., scientific american,

BY DR. ALFRED GRADENWITZ. THE IMPROVED DIRIGIBLE AIRSHIP OF COUNT ZEPPELIN. INTO A TANK OR INCLOSURE CONTAINING WATER., scientific american, 1906-03-03

NEW BOOKS AND PUBLICATIONS. 'Zhigliuess arta 'Wereonal. TO INVENTORS. INDEX OF INVENTIONS For which Lettere Patent of the United State. were Granted September 1 1896 AND EACH BEARING THAT DATE., scientific american, 1896-09-19

The Flickering of Hot Air. African Iron Workers. Filling A Vacuum. Torpedoes and Schoolboys., scientific american, 66-03-10

$thentifit American. Machine for Planting Potatoes.Ma 0 Railroad Station Directory. Steam Engine Governor. IDOperating Valves of Direct-Acting Steam Engines. POTATO PLANTING MACHINE. IMPROVED RATCHET WRENCH., scientific american, 1855-04-07

IMPROVED AIR RESERVOIR. DEVICE FOR PROTECTING HORSES. NEW CLINICAL THERMOSCOPE. IMPROVED TREADLE SAWING MACHINE., scientific american, 1875-07-31

English Patents Issued to Americans. Inside Page each insertion.75 cents a line. Back Page each insertion 81.00 a line. Catalogues sent FREE!!! FOR TEN DOLLARS CASH The George Place Machinery Agency Machinery of Every Description. J.E. ERR P.O. Box

BUILDING EDITION. JULY NUDIBER.-(No. 810 'oiriesis =lb Wersonat. TO INVENTORS. INDEX OF INVENTIONS For which Letters Patent of the United States were Granted July 19 1892 AND EACH BEARING THAT DATE. Hay stacker P. Bernard 478979 4 4, scientific

A NEW BICYCLE GEAR. TAYLOR'S BICYCLE GEAR. DUPLEX LATHE FOR CRANKS. HARPER'S VELOCIPEDE SADDLE. DUPLEX LATHE FOR MARINE CRANKSHAFTS. )1, scientific american, 1893-08-12

RECENTLY PATENTED INVENTIONS. Engineering. NEW BOORS AND PUBLICATIONS. BUILDING EDITION. FEBRUARY 1894.-(No. 100.), scientific american, 1894-03-11

CAMP'S IMPROVED CHIMNEY VENTILATOR. Figure I. WHITNEY'S REPEATING PISTOL. New Rail for Railroads. New Annunciator for Rote's. Corn and seed Planter. ler. New Process for making Daguerreotype Plates. New Process:for Obta rknretted Hydro Tar Figure 2.,

Electricity on Board Warships. Transmission of Power. A Telephone Signal Needed. Electrical CalculationsI. Trying the Air Guns on the Vesuvius. The Head and the Brain., scientific american, 1890-03-22

Lessons from a Brick. BLESSING'S STEAM TRAP AND FEED RAILWAY RAII JOINT. STELL'S RAILWAY RAIL JOINT. the box the_fish bars B are inserted between the box and Gasolene Naphtha and Benzine more Dangerous than Gunpowder., scientific american,

Drip Thumomes. temperature. The chart The DRAPER MANUFACTURING CO. PIPE COVERINGS Absolutely Fire Proof BRAIDED PACKING MILL BOARD SHEATHING CEMENT FIBRE AND SPECUITIES. B RANCHES: Phlia 34 S. 2d St. Chicag 144-146E. Lake St. Pittsburg 37 Lewis

directions. Send fore circular. Address A. B. WILSON Waterbury Conn. 16tf NEW YORK BELTING AND PACKING CO. 14 13 Nos. 37 and 88 Park-row New York. to leather at one-third less price. The Steam Packing is made in every oiling and is warranted to stand

STILLENGER'S. PATENT BUGGY TOP. DEATH WATCH—NATURAL SIZE AND MAGNIFIED. -4812., scientific american, 1869-10-09

DABOLL'S BRAKE FOR HARD TRUCKS., scientific american, 1863-05-16

ENGINEERING INVENTIONS. SEVRES VASE. SEVRES VASE.1THE SEVRES PORCELAIN FACTORY. The Selenium Cell. An Ancient Mat. Quebracho Wood. THE PORCELAIN FACTORY AT SEVRES., scientific american, 1881-08-13

roe. The Collins Company vs. Mr. Thomas. Brown's Patent Polychromatic Press. Improved SAW Bench. 10.000 Sold to Agents. How to Save Money. To the Postmasters of the 'United States. WARDWELL'S SAW BENCH. BROWN'S QUILTING FRAME., scientific american,

How to Raise Early Flowers from Seeds. Unconscious Bias in Walking. IMPROVED STEEL HORSE COLLAR. 'IMPROVED STEEL HORSE COLLAR. Doctors and Disease in Central Asia. Compressed Mr Locomotive., scientific american, 1884-04-05

NO. 37 PARK ROW NEW YORK. TERMS FOR THE SCIENTIFIC AMERICAN. The Scientific American Supplement Scientific American Export Edition. Cont eats. 10Tc). 187 For the Week ending August 2 1879. THE CINCINNATI INDUSTRIAL EXHIBITION. THE OPENING OF THE

A WEEKLY JOURNAL OF PRACTICAL INFORAIATION ART SCIENCE MECHANICS CHEMISTRY AND MANUFACTURES. vol. LXXINo. 1. LENGTHENING OF THE GUNBOATS MACHIAS AND CASTINE{See page 7.1, scientific american, 1894-07-07

CORE DRILLING WITHOUT DIAMONDS. CORE DRILLING WITH STEEL SHOT INSTEAD OF DIAMONDS. the structure. CORES DRILLED THROUGH BRICK SHOT PROCESS. AN ELECTRIC HAMMER. SECTION THROUGH HAMMER., scientific american, 1903-07-18

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