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Geo. E.Woodward RATUS 4.u CHEMICALS $2500 Driven or Tube Wells AGENTS Steel Castings LINA STREET PHILADELPHIA PA N. F. BURNHAM'S WATERWHEEL CUT OUT THIS COUPON AND READ THIS CONTRACT. ARTIST'S CONTRACT Pond's Tools Engine Lathes Planers Drills &ie.

WORLD'S FAIR NOTES. THE WORLD'S COLUMBIAN EXPOSITION—A VIEW IN COL17MBIAN AVENUE PALACE OF BIANDFACTITRES AND LIBERAL ARTS. Queen of the Evening Sky. An Invention Wanted. The Comet through Lick Lens. Large Guns for the Navy. aa a chasire.,

TO INVENTORS. INDEX OF INVENTIONS For which Letters Patent oi the United States were Granted November 14 1893 AND EACH BEARING THAT DATE., scientific american, 1893-11-25

scientific american, 1867-11-11

ESTA.131AISIEt 1845. PUBLISHED WEEKLY AT No. 361 BROADWAY NEW YORK. 0. D. MUNN. A. E. BEACH. TERMS FOR THE SCIENTIFIC AMERICAN. The Scientific American Supplement Building Edition. Spanish Edition of the Scientific American. Contents. SCIENTIFIC

Bathing : Its Relation to Diseases of the Respiratory Tract. The Psychogenesis of Fear. RECENTLY PATENTED INVENTIONS. Itallsvay Appliances. Bicycles Etc. Mechanical. Agricultural. Miscellaneous. Designs. NEW BOOKS ETC., scientific american,

Astigmatism—What it Is and What it Does. Atmospheric Electricity. Exposition in Mexico. 600 acres., scientific american, 1895-04-06

African Fruits. Enormous Consumption of Laudanum in England. What Protects the Stomach against its own Secretions. Manufacturing Improvements in Provi. deuce U. 1., scientific american, 64-12-17

Wagon lock. S. Jacoby & C 10493IfIRE1 AND PROOF Sample and Circular Free by mail.6 MACHINERY, scientific american, 1883-08-25

scientific american, 1874-02-11

Mop wringer W. P. Mills Motor. See Steam motor. WW2 Telephone transmitting A. F. Congdon Thermostat W.J. P. & G. L. Kingsley.337863 Thill coupling E. H. Hollisterforeign patents may also be obtained. Inside Page. each insertion75 cents a line. Back

Machine for Registering Musical:Notes. How to Act when the Clothes take Fire. Back Numbers and Volumes of the 'Scientific American., 64-12-03

INDEX OF INVENTIONS For which Letters Patent of the United- States were Issued for the Week Ending February 19 1907. AND EACH BEARING THAT DATE, scientific american, 1907-03-02

RECENTLY PATENTED INVENTIONS. Engineering. Railway Appliances. Electrical. Mechanical. Agricultural. HANDLED CLAMP FOR HOLDINO PLOW 121CON. Miscellaneous. PAPER DOLL AND DRESS FOR IT NEW BOOKS AND PUBLICATIONS., scientific american, 1896-08-11

STEAM PAVEMENT RAMMER. MISCELLANEOUS INVENTIONS. JOHNSON'S STEAM PAVEMENT RAMMER MAMMOTH PLOW., scientific american, 1879-11-08

RECENTLY PATENTED INVENTIONS. Agricultural Implements. Mechanical Devices. Railway-Appliances. Miscellaneous Inventions. Designs. 11usine5s an ^l'ersortal. HINTS TO CORRESPONDENTS., scientific american, 1899-12-11

and Australasia. In Europe Russia is the largest The Howell Torpedo. 4. The Uses of Carborundum. Impressions with Modeling Compound. -0The Discoveries of Scheele. discoverer to Priestley and Lavoisier, scientific american, 1893-12-09

LOGGING IN THE SIERRA NEVADA MOUNTAINS CALIFORNIA. Japan's Merchant Marine. DONKEY ENGINE HAULING LOGS. Prize Monographs on Kites. LOGGIN LOGGING IN THE SIERRA NEVADAS—A TWELVE FOOT LOG. G IN THE SIERRA NEVADAS -PORTABLE, scientific american,

Prime Movers and Their Accessories. Railways and Their Accessories. Pertaining to Recreation. Pertaining to Vehicles. price. NEW BOOKS ETC., scientific american, 1907-07-13

RECENTLY PATENTED INVENTIONS. Electrical Devices. Of Interest to Farmers. Of General Interest. Hardware. Heating and Lighting. Household Utilities. Prime Movers and Their Accessories Pertaining to Recreation. Pertaining to Vehicles., scientific

COFFEE HULLING AND POLISHING MACHINE. IMPROVED STEAM BOILER., scientific american, 1872-09-28

THE TANITE COMPANY'S NEW MILLING MACHINE. 83 per Annum. Vol. XXXIN0.18.1 THE TANITE COMPANY'S NEW MILLING MACHINE, scientific american, 1874-10-31

DESIGNS COPYRIGHTS &C. Scientific American. GERE GASOLINE ENGINES CABIN.-OPEN BOATS PALMER BROS. Tlits CIPHERS. One style only OUR BEST. SALE OF MOTOR FACTORY RIGHTS AND PLANT. & EXPERIMENTAL WORK. -D. L.HOLDEN RiailtE6 ICE MACHINES H. P. GAS ENGINE

scientific american, 1859-05-14

A Fay & Bowen Engine A Fay & Bowen Engine came in first in the Chicago-Mackinaw En durance run last Summer running the 39 hours without a single stop. A Loose Leaf Book Flat-Opening Self indexing 44 45.6 44 BRENNAN STANDARD MOTOR Fay & Bowen Engine

NOVEL SCISSORS. Hudson River Tunnel. NEW TELEPHONE TRANSMITTER. BY GEO. M. HOPKINS. Telephonic Electric Condensers. A Reception of Professor Bell. SCISSORS ATTACHMENT. SIMPLE TELEPHONE TRANSMITTER., scientific american, 1881-03-19

Fire escape W. Oraine 935142 Barnard985454 Stone and stump removing machine A. Villeneuve935182 Patents Issued for the Week Ending September 28 1909. Bottle non-refillable 13. V. & I. H. Watters 935074, scientific american, -1909-10-09

THOMAS STERRY HUNT. bills which were printed with it. Later he was asso, scientific american, 1892-03-19

A CURIOUS ELECTRIC ELEVATOR. The Elevator Commencing its Ascent. mercial Scale. Elevator and Track. The Elevator Saves the Hotel Patrons Many a Hard Climb. A CURIOUS ELECTRIC ELEVATOR. A Side View Showing the Trolleys Which Carry the Car.,

Improved Electrical Process of Generating' Gases., scientific american, 1868-03-07

NESTER S WEATHER-BOARD HOOK & COMBINED CARPENTER'S TOOL. Labor and Luck. Improvement In Skates. FORBES' PATENT ACME '67' SKATE. IP 41 10 BROWN'S DOUBLE-ACTION TURBINE WHEEL., scientific american, 1868-01-18

scientific american, 1853-09-03

The value of Prof. Langley's contributions to aerodynamics and the influence which his own experiments in solving the problem of ar tificial flight have had upon the investigators cannot be over-appreciated. In the handsome volume which lies before

O. 31 PARR ROW (PARR BUILDING) NEW YORK Contents: To A dverSisers. THE INCREASING USE OF GLYCERIN. THE GOVERNMENT STORM SIGNALS. MECHANICAL DRAWING., scientific american, 1870-09-17

POWERFUL RAILROAD WRECKING CRANES. PAST PRESENT AND FUTURE OF THE CHICAG AURORA AND ELGIN RAILWAY. -:-; FIRST SHIPMENT OF HIGH-SPEED ELECTRIC RAILWAY CARS FOR THE AURORA ELGIN AND CHICAGO RAILWAY., scientific american, 1903-04-25

TRIPLE EXPANSION ENGINES. TRIPLE EXPANSION ENGINES. are ordinary double-ended boilers constructed entirely, scientific american, 1886-05-22

BENDING DEVICE. IMPROVED WINDMILL. IMPROVED WINDMILL. MAIL BOX FOR RURAL FREE DELIVERY ROUTES. Transfer of the Bottle Industry. ORE-SAMPLING MACHINE. ORE-SAMPLING MACHINE., scientific american, 1904-03-11

NEW CONCRETE ARCH BRIDGES AT NIAGARA. Dry Washing. THE CONCRETE ARCH BRIDGE FROM THE MAINLAND TO GREEN ISLAND NIAGARA FALLS. SHOWI NG THE STEEL RIBS AND METHOD OF LAYING THE CONCRETE. TIMBER FALSEWORE FOR NIAGARA CONCRETE ARCH BRID, scientific

The Campania. Zorreeponbence. Remedy for Ivy Poison. Bright Gold Patented in France.A Submarine War Boat. 14 21 22 260, scientific american, 1893-07-08

LATHES FOR GUNSMITHS TOOL MAKERS EXPERI WORK ETC. W. F. & Jno. Barnes Co. ROCKFORD ILL., scientific american, 97-03-13

scientific american, 1904-11-12

smoke and dust are carried outside of the building. Engineering Notes. return. Electrical Notes., scientific american, 1899-12-16

NOVEL PASSENGER HEAD REST. SCHARPE'S PASSENGER HEAD REST. THE FORCE OF A CROCODILE'S JAW. Pole Roads. IMPROVED CARPET STRETCHER. MECHANICAL INVENTIONS. WINTER'S CARPET STRETCHER. EXPERIMENT TO DETERMINE THE POWER OF A CROCODILE'S JAW., scientific

scientific american, 1875-08-07

FAWKES' CELEBRATED STEAM PLOW, scientific american, 59-09-10

scientific american, 1866-12-15

THE SEELY MOTOR DECEPTION. New Melhod of Inlaying Wood. THE KEELY MOTOR., scientific american, 1881-06-11

Vol. LXIV No15. THE NEW 'GHOST' EXPRESS TRAIN BETWEEN NEW YORK AND BOSTON[See page 229 1, scientific american, 1891-04-11

THE ROMAN HARP. upon the nervous system and cause very different impres sions according to the temperament of those who listen t The Disinfection of Tubercle. Improved Papier Mache Process. The Niagara Ice Bridge. Fig. 1KIRCHER'SEOLIAN HARP. Fig.

scientific american, 1868-09-16

The Map of our States to be Altered., scientific american, 1861-12-21

scientific american, 1860-01-14

THE THREE HUNDREDTH ANNIVERSARY OF OXFORD'S BODLEIAN LIBRARY. AN EXAMPLE OF WIRELESS TELEGRAPHY'S EFFICIENCY. SUCCESSFUL TEST OF A TOWER ELEVATOR. 4 .e. SCIENCE NOTES., scientific american, 1902-10-18

MAY 9 1896. RICE CULTURE IN SOUTHWESTERN LOUISIANA. Lawns and Tennis Grounds. National Electrical Exposition. hibition at Budapest on May 2., scientific american, 1896-05-09

THE FAIRMOUNT PARK BEAR PITS.Quick Telegraphing. 1-0 MILK COOLING CAN. Stuttering Engineering Two Thousand Years Ag LIGHTS FOR GREENHOUSES. BEAR PITS IN THE PHILADELPHIA ZOOLOGICAL GARDENS., scientific american, 1874-10-31

390 THE SCIENTIFIC AMERICAN., 1859-12-10

scientific american, 1861-08-11

Sylvanus Dyer Locke. The American Institute Fair. Expert Testimony. A Fraud Upon Inventors. Interesting Facts Regarding Divers., scientific american, 1896-10-17

ANCIENT BREECH-LOADER. Icebergs and Ice Fields in the Atlantic. Submarine Telephony. A Vigorous Mushroom. THE HERRING KING. A Venomous Lizard. Nickel in Oregon., scientific american, 1882-08-26

A New Therapeutic Agent. AN IMPROVEMENT IN STOVEPIPES. NEW HYDRAULIC RAM NEW AMALGAMATOR. DICKSON'S AMALGAMATOR. 00 1 0 0 la Photo Decoration of Metals. Heat of the Electric Light. HEISE'S IMPROVED HYDRAULIC RAM. Discovery of a Remarkable Cave. What

Ichneumon Flies. Blount Hood Smoking. Astronomical Notes. 4 Ow The Manufacture of Phosphorescent Substances., scientific american, 1879-07-05

RUG WEAVING. Talent always worth a Price. Argument for and against the use of Lickerins upon Cotton Cards. Tricks upon Birds. Sting of a Bee. China Silk Market. Velocity of Water., scientific american, 1848-05-27

THE RENAISSANCE OF THE BAYONET., scientific american, 1905-05-27

Some Far-Reaching Experiments in Agriculture. ACETYLENE GAS DRIVEN VICTORIA. RUNNING GEAR OE ACETYLENE GAS DRIVEN TRUCK, scientific american, 1899-11-11

Mil OF 10 A CRAY PATRULLO'S PATENT FIBER MILL. ROBERT'S PATENT SAW FRAME., scientific american, 1863-06-06

Progress of the Hudson river tunnel, the New York Caisson, scientific american, 1882-02-04

COMPTOMETER FELT & TARRANT MFG. CO. 52-56 Illinois St. Chicago. STEEL+ BELT+ LACING THE SMITH PREMIER TYPEWRITER The Smith Premier Typewriter Co. Syracuse N. Y. U. S. A. COLTON'S PATENT FILE CLEANER COLTON'S PATENT TOOL HOLDERS Gates Cornish Rolls

Some types of the modern automobile, scientific american, 1902-03-01

IMPROVEMENT THE ORDER OF THE AGE.rolillfin 'Three New Model TYPeWriterS HAVE YOU EXAMINED THEM? Many Improvements Heretofore Overlooked by Other Manufacturers. Address THE SMITH PREMIER TYPEWRITER COMPANY Syracuse N. Y. U. S. A. BRANCH OFFICES IN

The Steamship Scotia. TNE ELECTRIC PEN. NEW AORICULTURAL INVENTIONS. The Fur on the Tongue. A NEW FORM OF SOUNDER. NEW ELECTRIC PEN., scientific american, 1879-06-28

sary to give the number of the inquiry. ture paper boxes. corn in the field Morgan Emery wheels. Box 517 Stroudsburg Pa. the form of a watch. ' U. 8.' Metal Polish. Indianapolis. Samples free. macaroni and spaghetti. Blowers and exhauster& Exeter

Wireless Telegraph Set Dodds' New Gear Dovetailing Machine ALEXANDER DODDS . Grand Rapids Mich. Vu USE GRINDSTONES P a The CLEVELAND STONE CO. THE 'BARNES ' W. F. & JNO. BARNES C 1999 Ruby St. Rockford Ill. Castings Motors - 88.00 4 H. P.551 Melanin

INDEX OF INVENTIONS For which Letters Patent of the for the Week Ending May 4 1909 AND EACH BEARING THAT DATE Legal Notices 60 YEARS' EXPERIENCE PATENTS TRADE MARKS DESIGNS COPYRIGHTS &C., scientific american, -1909-05-15

Foreign and American Patent DIORTABLE FORGE AND BELLOWS—THE VXCELSIOR SAND PAPER GLUE—Premium NORCROSS ROTARY PLANING MACIIINE CIARDLNER'S PATENT MAGNETIC GOLD IATOODBURY'S PATENT PLANING Machines MHE NEW HAVEN MANUFACTURING ATHES FOR BROOM

A New War Ship for the V. S. Navy. SOME INTERESTING OBSERVATIONS OF JUPITER. WILLIAM R. BROOKS. Live Men. A Sugar Relining Deception. A Million Dollar Telescope. .Photo. Transparencies., scientific american, 1889-01-12

scientific american, 1860-10-27

scientific american, 1863-02-14

.ust t DONTMOVE THE POINTER WHILE THE INSTRUMENT IS RUNNING CAUTION: I. UNDER ON 01 SIGNAL TRANSMITTER. TELEPHONE BOX. ne 4Boiler Explosions in 1880. French Gunboats for the Pacific. RECENT INVENTIONS ii 2 COOLING CASK FOR BEER AND OTHER LIQUIDS.,

garropondence. Mr. Richard A. Proctor and the Million Dollar Telescope. Utilizing Coal Dust. Asphalt Pavements. Fish in the Hot Springs of Nevada. 400 U The Preservation of Timber., scientific american, 1874-03-07

scientific american, 1868-06-13

DEUTSCHLAND '—THE LATEST AND FASTEST OF THE TRANSATLANTIC LINERS. KEEL AND ENGINE FOUNDATIONS OF HAMBURG-AMERICAN LINER 'DEUTSCHLAND.', scientific american, 1899-07-01

A EMPLACEMENT OF A 10-INCH JAPANESE DISAPPEARING COAST DEFENSE GUN. CAPT. DOENVIGS LIFE-SAVING GLOBE. CAPT. DOENVIG1 LIFE-SAVING GLOBE. -le, scientific american, 1904-05-28

SCIENTIFIC AMERICAN., 1860-02-04

scientific american, 1873-12-06

Entered at the Post Office of New York N. Y. as Second Class matter. [ S3.00 A YEAR. Vol. LXXVNo. 161, scientific american, 1896-10-17

NEW HOUSEHOLD INVENTIONS. NEW MECHANICAL AND ENGINEERING INVENTIONS. IMPROVED DITCHING MACHINE., scientific american, 1877-10-11

AN IMPROVED INCANDESCENT GAS LAMP. DETAILS OF THE BURNER. with one of the gas DIAGRAMMATICAL VIEW OF THE ITEW CENTURY LIGHTING SYSTEM. THE AIR., scientific american, 1905-02-11

NO. 87 PARK ROW NEW YORK. TERMS FOR THE SCIENTIFIC AMERICAN. The Scientific American Supplement Scientific American Export Edition. Contents. THE SCIENTIFIC AMERICAN SUPPLEMENT Wiz). 0821 For the Week ending June 121880. THE FUTURE OF THE ELECTRIC

scientific american, 1860-02-18

Buy Telephones THAT ARE GOOD--NOT 'CHEAP THINGS.' WESTERN TELEPHONE CONSTRUCTION CO. 250-254 South Clinton St Chicago. 'American-Hunnings' GAS ENGINE $1 YEARLY FOR REPAIRS! 'WOLVERINE' GAS AND GASOLINE STATIONARY GRAND RAPIDS MICH. What is Your Work?

scientific american, 1853-04-16

THE ANCIENT BREWERS OF NEW YORK. OAK GRAINING. DYERS' RECIPES., scientific american, 1871-02-25

WORKING MODELS RECENTLY PUBLISHED. ENGINES and BOILERS. 0a Liberty Street New York City. GATE VALVE 9.0vertioements. COMPLIMENTS TITE TANITE CO. 95 MILK ST. BOSTON MA'S. THE PREMIER CAMERA IS THE BEST IN MARKET. Simple of Manipulation. Plates or

STRAIGHTENING WROUGHT METAL PLATES. Cologne Water as an Anaesthetic. Health of Employments. Judges Reaching the North Pole., scientific american, 1877-03-10

NICOTINE ABSORBENT AND VENTILATED SMOKING GENTLEMAN TO SMOKE. THE HARVEY & WATTS CO. 275 Canal Street N. Y. Station E Philadelphia. Brass Band Instruments. Drums Uniforms LYON & HEALY 88 Adams St CHICAGO. PATENT BEST BICYCLE BRAKE. C THE TREBERT

LIGHT MANUFACTURING TEE SENECA FALLS MFG. CO. Engine and Foot Lathes MACHINE SHOP OUTFITS TOOLS AND SUPPLIES. BEST MATERIALS. BEST WORKMANSHIP. CATALOGUE FREE SEBASTIAN LATHE CO 120 Culvert St. Cincinnati. 0. ON TIMELY TOPICS Sohn909.475 DESIGNS.

The Searchlight. NEW AND INGENIOUS FRENCH TOYS. The Hand Grenade in Our Army. The Joust The Weathercoek Race. vas The Balloon Aeeldent The Bath Screen. Burbles. The Cord Telegraph. The Triplane. 'White Coal.' The Ball ball., scientific american,

W. F. & JOHN BARNES CO. NoTo & 67 PARK PLACE.NEW YORK THE BACKUS MOTOR THE BACKUS EXHAUSTER BACKUS WATER MOTOR CO. Newark N.J. The Largest Manufacturers of Mechanical Rubber Goods in the World. merri.a.mti-sigszimia 3138. Packing Belting Hose Mats

Portable Boring Machine. SPECIAL NOTICES. A Royal Locksmith. Bottled Caloric. HUMORS OF BUSINESS., scientific american, 1866-06-09

Gas Fuel for Locomotives. Collapsible Lifeboats. California Ship Opening of the American Institute Fair. quantities. Beating the Weighing Machine. Whooping Cough. Electrical Glass Breaker. put in connection with a small electric battery. It is

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