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Hercules Cement Stone Machine A LOOSE LEAF BOOK PATENTS THE GLOB EIMACHINE- & STAMPING CO. MODELS MODEL AND EXPERIMENTAL WORK. ROSE POLYTECHNIC INSTITUTE 141 31 LUXURY IN TRAVELSPIRAL SPRINGS FOR HARD RIDING AUTOMOBILES -& EXPERIMENTAL WORK. MODELS

COMMUNICATIONS RECEIVED. 'OFFICIAL. Index of Inventions Letters Patent of the United States, scientific american, 1873-03-22

SCIENTIFIC AMERICAN No. 361 Broadway New York PROPOSED NEW PATENT OFFICE BUILDING AT WASHINGTON. A CONVENTION ON MOSQUITO EXTERMINATION., 1903-12-26

The Moon's Power over the Weather. Mow to Succeed as a Chemist., scientific american, 95-09-14

ESTABLISHED 1845 Export Edition of the Scientific American (Established 18781 Scientific American Supplement CONTENTS SCIENTIFIC AMERICAN BUILDING EDITION. THE NEED FOR MORE ARMORED CRUISERS IN OUR NAVY. THE CAPE VERDE FLEET AND THE ' OREGON.,

IMPROVED WHEEL BORING AND FACING MACHINE. A NEW SYSTEM OF MANUFACTURING METAL TUBES. An International Telephone Exhibition. A Ton of Coal. IMPROVED WHEEL BORING AND FACING MACHINE. NEW MACHINERY FOR MANUFACTURING METAL TUBES. Ezmlamussa, scientific

THE BOSTON PUBLIC LIBRARY. THE PERIODICAL ROOM. SCENE IN STACK ROOMS SHOWING BOOK DELIVERY RAILWAY AND VIEW OF THE INNER COURT. THE BOSTON PUBLIC LIBRARY., scientific american, 1895-11-09

scientific american, 1868-04-04

LATHE Roughing and Finishing Taper Reamers. FLAME.-BY PROFESSOR ARTHUR BARNES' New Friction Disk Drill. Has these Great Advantages: W. F. & iNO. BARNES CO. 0 $1 50 NEW 1 AMERICAN WATCH 86 CHAIN Correct in Design Work manshiP tool Price. SINTZ GAS

PARMELEE'S CORE-MAKING MACHINE. Enormous Casting. Minerals of Ceylon. Preserving Fats., scientific american, 64--26

THE HEAVENS IN FEBRUARY. Vlk, scientific american, 1907-02-02

358, scientific american, 1872-12-07

Some Exhibits at the National Cycle Show in Madison Square Garden. The Spectrum of Mars. Palace Trolley Cars. The Permanence of Bromide Prints. AN IMPROVED DEVELOPER., scientific american, 1895-02-02

AN IMPROVED LATHE ATTACHMENT.Gaseous Fuel. AN IMPROVED WAGON. COTES' WAGON. Difficulties of Identification., scientific american, 1893-12-30

PHOTOGRAPHIC NOTES. put a minute drop of the chromate solution on Qne Natural Gas Belt. particular formatiog which appears at the surface ; Natural Gas In New York. Journal., scientific american, 1886-08-21

scientific american, 1859-11-12

THE FRANKLIN INSTITUTE EXHIBITION., scientific american, 1874-11-14

THE TELEPHONE. The International Electrical Exposition., scientific american, 1884-09-20

THE PITCHES OF SCREW-THREADS. WHY GOLD IS SO HIGH. HONES FOR MEN OF MODERATE MEANS. DISCOVERY OF AN ANCIENT ROMAN DRAINING WHEEL., scientific american, 64-09-24

Horseshoe Fall at Terrapin Point Illuminated by Searchlight. the lerojectors on the Spillway. The Battery of Searchlights in the Gorge., scientific american, 1907-10-19

BY KATHERINE LOUIS SMITH., scientific american, -1909-12-04

Tools for Emery Wheels. LIOUID PAINTS 87 Malden Lane New York. .„„tAtlitSol`ISausTRATEDSANar(ERSHAND Boot GOLD MEDAL PARIS 1878. BAKER'S Eon GRADUAL REDUCTION OF GRAIN. . c. c) Tz ENGINEER AND MACHINIST. The New Baxter Patent Portable Steam

THE SCIENTIFIC AMERICAN. 31, 1859-07-09

a fracture or other serious injuryWest. Elect. additional fee is paid on each foreign dispatch and it Hallways and the Telegraph in Spain. The Current Supplement. Typhoid and Ice Cream. Government A mbulances. The Hawaiian Islands as a Trade Center

A WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE MECHANICS CHEMISTRY AND MANUFACTURES. Vol. LNo. 17. TEE BRIDGE OVER CATSKILL CREEK. Preparation of Collodion Cotton. Professor Hughes on Magnetism. VIEW OF CATSKILL CREEK BRIDGE ON THE N. Y„ W.

Week Ending February 1 1896. The features of the country and of life therein ITHE FEBRUARY SKY. BY GARTLICTT P. BERVISS. Uranus is also in Libra about five degrees east of, scientific american, 1896-02-01

DECEMBER 20 1873.1 COMMUNICATIONS RECEIVED., scientific american, 1873-12-20

SEED PLANTERC. R. SargentNewburyportMass 4048OILING WOOL ETCC. G. Sargent WestfordMass. 4049WATER ELEVATORP. W. Sawyer Gray Me. 4050CHURNH. Shultdrees Brookville Ind. 1 14051CARRIAGE CLIPSM. Seward New Haven. Conn., scientific american, 1871-05-06

NOTES OF PATENT OFFICE DECISIONS. PATENTS. TRADE MARKS. MUSCULAR CONTRACTION AND ELECTRICITY. BOILER TEST CHALLENGE. ABENDROTH & ROOT MANUFACTURING COMPANY. Professor Edward Heim. Seeing the Crescent of Venus., scientific american, 1877-09-01

SOME AMERICAN COTTAGES. SUMMER COTTAGE AT CUSHING ISLAND MAINE. COLONIAL RESIDENCE AT SPRINGFIELD MASS. COTTAGE AT BINGHAMTON N. Y., scientific american, 1898-01-08

Gold Street New York Patent Movable-Toothed Patent Perforated Circular Mill phlet FLOURING MILL near ST. LOUIS MOFOR SALE. IMES MEYER & FUSZ St. LouisIRON STEAMSHIP BUILDERS. NEAFIE & LEVY ERS OF COMPOUND ENGINES Wrought-Iron Tubes and Fittings W 15

THE NEW 250-TON MALLET COMPOUND LOCOMOTIVE. A 250-TON MALLET LOCOMOTIVE. Another Test of Alcohol as an Automobile Fuel., scientific american, 1907-04-20

scientific american, 1865-06-17

How Can I Obtain a Patent I How Can I Best Secure My Invention Preliminary Examination. To Make an Application for a Patent. Caveats. Value of Extended Patents. Inventions Patented in England by Americans. FOREIGN PATENTS—A HINT TO PATENTEES. MUNN

INDEX OF INVENTIONS For which Letters Patent ot the United States were Granted June 26 1894, scientific american, 1894-07-07

Strindberg on the Inferiority of Woman. Woman is inferior to man—so at least says an in teresting article by Strindberg in the Revue Blanche for January last. which attracted much attention in France. The author of ' Pere ' does not arrive at this

ECONOMIC MOTOR CO.'S GAS ENGINES. ECONOMIC MOTOR CO. 9 CORTLANDT STREET NEW YORK. NEW YORK BELTINC AND PACKINC COMP'Y. ROOFIN COLD ROLLED. SHAFTING. New Catalogue of Valuable Papers INSTRUMENTS. Scientific American BOOK LIST h Seibert Cylinder Oil

1845. The Harrison Portable Mill Machinery. 1875 FAST GRINDING. SMALL POWER. rusi Catalogue 1875 THE II. B. BIGELOW & CO. New Haven Conn. Machinist's Tools. BOLT CUTTERS. Wood & Light Machine Co. Worcester Mass. Als Shafting Pulleys &c. TO

FALLS MFG. CO. Microscope for Projection. QUEEN & CO. 1010 Chestnut St. Philadelphia Pa. and GAS Engine all power purposes. Awarded Gold Medal Pan.American Exposi THE 23 H.P. WEBER JUNIOR PUMPEr Automatic Machines FORMING WIRE BLAKE & JOHNSON

MUNN & CO. TO BUSINESS MEN. MUNN & CO Publishers 361 Broadway New York. LIME KILN THAT SAVES 36 PER CENT. PUBLICATIONS FOR 1889. THALMAN FIFO. CO. N 14. Baltimore Md. U.S. A. 2nd ic MACHINERY ri NEW CATALOCU VALUABLE PAPERS MUNN & CO. 361 Broadway

ZorresponDence. Metallic Copper in Trees. Experiments in Aerial Navigation. A Refrigerating Plant for Manila. Death of the Builder of the Transcaspian Railway., scientific american, 1899-02-04

Refrigerating cover for vessels 1 B. Mitebeltree 469163 Work box lady's T. Harper 469138 Zinc furnace H. G. Tessmer. 46)104 DESIGNS. TRADE MARKS. Boots and shoes Peters Shoe Company 29737 9-}Cbvertizements. Inside Page each insertion - 75 cents a

OBAOH'S GALVANOMETERS. The Methods and Aim of Electrotechnical Instruction. .0 IDeath of a Noted Electrician. The Geology of the Great West., scientific american, 1883-10-13

Gas-Retort Charging and Drawing Mathinery. GAS-RETORT CHARGING AND DRAWING MACHINERY. Death of an Eminent Chemist., scientific american, 1870-01-15

A STEAM WHEEL OR ROTARY ENGINE. Feat of the Divining Rod. SAFETY GAS BURNER. COMBINED GRAIN DRIER AND COOLER. PENCE'S SAFETY GAS BURNER. POWERS' STEAM WHEEL Fig. 2COMBINED GRAIN DRIER AND COOLER., scientific american, 1885-04-04

PENDING APPLICATIONS FOR REISSUES., scientific american, 1867-10-12

Salycilic Acid for the Preservation of Infusions etc. A Shower of Hay. Collodion., scientific american, 1875-09-25

CHEAP SUBSTITUTE FOR LAMPBLACK IVORY BLACK WYNNE'S IMPROVED GAS PUMP. GRAIN-DRYING AND EVAPORATING APPARATUS., scientific american, 1860-09-15

PUEBLO ARTS AND INDUSTRIESII. BY COSMOS MINDELEP. HOPI MAIDENS SHOWING PRIMITIVE PUEBLO HAIR DRESSING., scientific american, 1898-04-16

THE ONLYPERFECT OEWINGMACH IN E. 13EST 0 0 NTINENT 'HOT PLOWSHARES' Hardwood Lumber and Veneers Choice Shaded and Figured AHOGANY ' RELIABLE ' PATENTS. WILEY & RUSSELL MFG. CO. Makers Lightning Screw Plates Bolt 70 The Cheapest Air Pump EVER OFFERED.

GEORGE LINCOLN 000DALE. White Lead by Electrolysis. GEORGE LINCOLN GOODALE. What is Invention Steam Engine Economy Thnrston's Process. Palpitation of the Heart., scientific american, 1890-08-09

NIGHT SKY—SEPTEMBER AND OCTOBER. BY RICHARD A. PROCTOR. For details about the various constellations the reader is referred t Heat of Combustion. The Ruby-throated Hummingbird. (TROCHILIIS (tOLUBRIS.) Companion. To Clean Woolen Fabrics. is likely

A LOOSE LEAF BOOK For Vest Pocket Coat Pocket and Desk AIR Removes Dust and Ventilates. Its versatility Is proof of its correctness. 100 per cent. of our installations are successful. Regenerated Cold Air Co. Cures A Harmless Antiseptic. TO I LET OWD

scientific american, 1881-12-31

scientific american, 1905-07-15

THE CLIFF DWELLERS AT nix. ST. LOUIS EXPOSITION. A Balloon Equipment for the Russian Army. 4 THE CLIFF DWELLERS AT THE ST. LOUIS FAIR., scientific american, 1904-11-12

Scientific American THE GREAT LONDON POWER STATION. THE GREAT LONDON POWER STATION., 1904-12-17

OCTOBER 3 1885. The Air Bladder in Fishes. Contraction of Ice. Why the Dram Drinker's Nose is Bed.Mechanical Uses for Natural Gas., scientific american, 1885-10-03

Grain Elevators.Grain Trade., scientific american, 1866-10-13

TOOLS SuPpLics TAPSDIESDR ILLS. CHUCKSLATHESFINE TOOLS. PAT:D. quires no Bushing Exquisite Flavor. Acknowledged by all to be the best and earliest Pea grown. quart $1.25; by mail post paid. Beware of WIRE and Other So-called MAGNETIC Brushes. They

NEW BOOKS AND PUBLICATIONS. BUILDING EDITION. Ziusfineez in 'Wersortal. TO INVENTORS INDEX OF INVENTIONS For which Letters Patent ot the United States were Granted August 21 1894 AND EACH BEARING THAT DATE. Case. See Egg case., scientific american,

WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE MECHANICS CHEMISTRY AND MANUFACTURES. NEW YORK APRIL 3 1875. THE SAXBY AND FARMER SAFETY SWITCHES AND SIGNALS. Fig. SIGNALS. RAILWAY SWITCHES AND 1.--SAXBY AND FARMER'S SYSTEM OF 1{PF Fig 2—SIGNAL

scientific american, 1864-04-23

RECENT INVESTIGATIONS OF X RAYS. BY WILLIAM H. HALE PH.D. Fig. 2. the wire is opaque to X rays. Examination of the showed interesting experiments. Fig. SMAGNIFIED IMAGE OF PLATINUM WIRE. Fig. 4. Fig. 5.- MAGNIFIED PHOTOGRAPH OF THE WIRES.,

No. 361 BROADWAY NEW YORK. NEW YORK SATURDAY DECEMBER 3 1898. 'THE BIGGEST IN THE WORLD.' .0 4.THE PROPOSED NEW MONITORS. DEATH OF JOHN REELY. the molecules of water produce electro-magnetism he CONDITIONS IN PORTO RICO. ness men of the true

Observations upon Planting Cultivating Dig ging and Cellering Potatoes. The Steamer Glencoe. How to get Sleep. The Dual Phenomenon., scientific american, 1852-05-01

SAFETY CHECK FOR MUSICAL BOXES. A New Rubber Supply. PETROLEUM AND ITS APPLICATION TO THE RUNNING OF LOCOMOTIVES. JACOT'S SAFETY CHECK FOR MUSICAL BOXES. Fig. IARRANGEMENT OF A LOCOMOTIVE BURNING PETROLEUM., scientific american, 1885-09-19

A WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE MECHANICS CHEMISTRY AND MANUFACTURES. Vol. XXXVI.--No. b. THE GORILLA. A New Wall Paper. Manganese. Late Theories on the Earth's State. A New Ornamental Panel. WHO COMES HERE?, scientific

scientific american, 1868-09-02

View showing the steel forms used in molding the face of the dam. View of the McCall's Ferry dam and hydro-electric power plant as it will look when completed. Details of the power house construction showing conveirors and Section of dam complete

$7.50 Suits. Wire Bending and Forming THOROUGHLY CLEANED WITHOUT REMOVINCNIE SCREW BUILT ON SCIENTIFIC PRINCIPLES. IT IS THE ONLY FILTER HAVING A CENTRAL MOST PERFECT NG r KEEP THE HEAD COOL. EVERY STOREKEEPER EGGS PERFORATORS OF ALL METALS THE

COMMUNICATIONS RECEIVED. [OFFICIAL. I Index of Inventions Letters Patent of the United States, scientific american, 1874-08-01

A Year of Record Breaking. The German Beet Sugar Industry. RECENTLY PATENTED INVENTIONS. Engineering. Railway Appliances. Electrical. Mechanical. Miscellaneous., scientific american, 1894-10-11

The Hight to Naturalization. A Near View of the Sea Serpent. Oorreeponbence. Articles of Food. Fast Hallway Trains. Doctors should Write Plain. Diabetes., scientific american, 1888-10-13

Tumbling of Projectiles. About Steam Plows. Test of Air. Boring for Oil near Chicago., scientific american, 64-12-03

scientific american, 1904-07-02

The Young Machinist Once More. A Question in Architecture. Estimating the Distance of a Lightning Stroke. Capacity of the Boston Coliseum. Demoralization by Leisure. The Underground Railway in Baltim ore. How to Destroy Wigglers., scientific

scientific american, 1859-08-20

United States. Many more may be discovered. A 6-INCH RAPID-FIRE GUN BREECH AN OLD CIVIL ENGINEER New Mines in the South African Republic. Fig. 4SIGHTING CLOSED., scientific american, 1898-05-21

Lightning Rods for Houses. How to Apply Guano. Camphene. Pneumatic Battery for Blasting Rocks. To Clean Woolen and Shawls. Naphtha. c=a Glazing Earthenware. LITERARY NOTICES. MACHINERY OF THE NINETEENTH CENTURY—Part Mechanics and Manufacturers Ten

Engine and Foot Lathes MACHINE SHOP OUTFITS TOOLS AND SUPPLIES. BEST MATERIALS. BEST WORKMANSHIP. CATALOGUE FREE SEBASTIAN LATHE CO 120 Culvert St. Cincinnati. 0. Veeder Counters VEEDER MFG. CO. SPECIAL TO AUTOMOBILISTS The Perfection Wrench THE

THE GYSINOTIIS ELECTRICUS OR ELECTRIC EEL vi 4 Ant-Inhabited Plants. Fig. 4MICROSCOPIC VIEW OF CELLS OF ORGAN. t Fig. 3SECTION OF BODY OF GYMNOTIIS. PRACTICAL TEST OF GYNNOTITS., scientific american, 1886-12-18

INOCULATING ANIMALS AGAINST DISEASE. THE ASTRONOMICAL CLOCK OF THE CITY HALL OF ULM. OLD CLOCK OF THE CITY HALL OF ULM., scientific american, 05-03-18

162, scientific american, 1867-03-09

scientific american, 1866-09-29

A New Plan to Attain the North Pole. Value of Mechanical Invention to Civilization. Infectious Moulds. A Commercial View of Lire and Death. New Apparatus for the Determination of Melting Points. Preservation of Iron. Silvering Glass. Phytocollite in

ROCKER SEAT WORKER. DEVICE FOR PROTECTING OIL TANKS FROM LIGHTNING. The Factory Numbering of Yarns. Tile Making in Holland. IMPROVED FRYING PAN. IMPROVED FRYING PAN. FORCE FEED LUBRICATOR. I WHEELERS FORCE FEED LUBRICATOR FOR STEAK CYLINDERS.

AN IMPROVED RAINWATER CUT-OFF. A New Method for Retaining Artificial Dentures. To Color Brass Work. Telephoning in French. A TOY BIRD FOR CHILDREN. A COOLER FOR HOLDING MILK CANS. CONDER'S MILK COOLER. PIIGSLEY'S TOY BIRD., scientific american,

AN CARRNO DEVICE. cir American. VII. SIMPLE HYGROSCOPE. New Method ot Bleaching. Samoa. PANHARD & LEVASSOR PETROLEUM LOCOMOTIVE., scientific american, 1901-01-19

BRING ON THE PAPER STOWE ! ORDER IN THE ENGINE-ROOM., scientific american, 1862-12-20

That Point Keyes Wind Record. Death of Dr. Ludwig Mond. Electrical Notes. Engineering Notes. The Current Supplement., scientific american, 1903-08-22

Natural History Notes. Give the Boys a Chance. Rubber Milk., scientific american, 1886-10-11

DESIGNS. TRADE MARKS foreign patenta_may also be obtained. 82 & 84 Fulton Street NEW YORK. Authorized Ageats of the Edison Lamp Co. SCIOPTICONSMAGICLANTERN SLIDES AMP. MINERAL WOOL. The STATUE of LIBERTY NEW YORK. UTOCORYIST CAS ENGINE. STERLINC ILL.

scientific american, 1851-07-05

TRADE MARKS. English Patents Issued to Americans. BALL ENGINE CO. ERIE PA THE MANUFACTURE OF OXYGEN AGENTS GOLD SILVER and NICKEL PLATING. CRIMSHAW ON SAWS. Rheumatism Pains in the Back Loins Nervousness Piles. Malari al Aches and Pains Indigestion

4 0 SPIRITUALISTS' FACTS AND REAL FACTS. 4 10 PETROLEUM CHANGED INTO ELECTRICITY AND LIGHT. 4 . THE MEETING OF THE NATIONAL ACADEMY OF SCIENCES. 41 4 The Fire on the Hearth. To Dispose of Cureulios., scientific american, 1876-11-04

IMPROVED BEEHIVE. A Good Act. CROSS' IMPROVED GAS CONDENSER. American Crop Prospects. The Launch of the Nipsic. MACY'S IMPROVED BEEHIVE. CROSS' GAS CONDENSER., scientific american, 1878-07-13

India Rubber Combs. The Water of Ohio. Foul Linen Buttons and Coat Tails. Singular Statistics of Coffins. To Sportsmen. 40100 Chloroforming Wemils. Mail Boxes., scientific american, 1855-05-05

ILLUSTRATIONS. R G MISCELLANY. E, scientific american, 1885-06-27

A TIN CAN LEADER. BY WILLIAM C. M'KENZLE. A LEADER MADE OF OLD TIN CANS. CONVENIENT HANGER FOR THE CLOTHES CLOSET. BY MRS. T. G. ROSTER. CONVENIENT HANGER FOR THE CLOTHES CLOSET. over the other pulley as well. The cords are secured SIMPLE METHOD OF

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