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Improved Bow Iron. Photography on Silk White Enameled Plates for Photography. ANDREWS ft BURNHAM'S CARPET FASTENING. Perpetual Motion. EDS. Sawing Lumber. BIDWELL'S BOW IRON., scientific american, 1866-05-12

DRIES COOLS WARMS Regenerated Cold Air Co. 88 Broad Street. BOSTON. MASS. The Prudential Insurance Co. of America JOHN F. DRYDEN. President Home Office: NEWARK N. J. Its versatility is proof of its correctness. 100 per cent of our installations are

A WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE MECHANICS CHEMISTRY AND MANUFACTURES. Vol. XLINo. 4.1 1S3.20 per Annum. THE ELECTRIC LIGHT IN PHOTOGRAPHY. 4The Science of Life., scientific american, 1879-07-26

The Varnish that lasts longest Classified Advertisements BUSINESS OPPORTUNITIES. BUSINESS METHODIZERS. PATENTS FOR SALE. PATENTS WANTED. AGENTS WANTED. MOTION PICTURES. AUTO ACCESSORIES. AUTOMOBILE RAILWAY CARS. TYPEWRITERS. PHOTOGRAPHY. SEASICKNESS.

The Photography of Projectiles IMPROVED AUTOMATIC CUT OFF ENGINE. How to Catch and Preserve Moths and Butterflies. The Identification of Artificial Butter. Rag Bleaching. oleareely even smell ot ehlorine., scientific american, 1887-07-09

IDOO! MARINE ENGINE Belle Isle Motor Co.; Dept. 18 Detroit Mich. The Dayton Sprayer and Whitewasher Covers 10.000 sq. feet of surface per day IRON AUT 'EXER-KETCH INVENTORS' JAMESTOWN EXPOSITION FIFIELD Automatic Drilling Attachment SELF-FEEDING Use

The Lilac Borer. ANSWER BY PROF. C. V. RILEY. The Tiger Swallow-tail. the head. It is attached by the tip of the body to a PHOTOGRAPHY OF THE RETINA. Cycle Notes. them. Kerosene may be used to remove the gritty A Tale of Co-operation. of their

ON A STILL HUNT. SPORTING SHOES OF ALL KINDS. SALESMAN WANTED AND GREASE CO. Cleveland Ohio. Money back if dissatisfied. GM &ROUT ABRASIVOICNOWN. E. ERY AND .1. C. SEY1. MODELS Experimental MODEL AND EXPERIMENTAL WORK EXPERIMENTAL WORK AND MODELS H.

Classified Advertisements BUSINESS OPPORTUNITIES. PATENTS FOR SALE. AGENTS WANTED. TYPEWRITERS. MOTION PICTURES. MODELS & EXPERIMENTAL WORK. BOOKS AND MAGAZINES. EDUCATIONAL. CORRESPONDENCE SCHOOLS. SCHOOLS AND COLLEGES. PHOTOGRAPHY. TALKING MACHINE

Dry Plate Photography with Gelatin. The Tricks of Magic. Reward Offered for Improved Cattle Cars. Rheumatism. Tongueless Speech., scientific american, 1873-12-13

THE FARCE OP OUR MILITARY MANEUVERS. An American Demonstration of the Urban-Smith Process of Animated Color Photography., scientific american, -1909-12-25

PROSPECTS OF THE PEARY RELIEF EXPEDITION. ELECTRIC TRAIN LIGHTING. BY ALTAN D. ADAMS. AIR PIPES FOR MINES MADE OF CLOTH. 'HALL I' TH' WOOD' BOLTON. THE FATHER OF PHOTOGRAPHY., scientific american, 1900-03-03

shown in the cut. APPARATUS FOR ILLUSTRATING THE EXPANSION OF PHOTOGRAPHY OF A MOVING PENDULUM. PHOTOGRAPHY OF ALOVING PENDULUM., scientific american, 1887-01-15

52 Valor Goats to Protect Sheep. The Question to PIr. Lawson Answered. Attention Inventors. Vegetation in Arctic Siberia. Cementleton and Artificial Stone. Photography of Gas Flames. A Pliner's Ingenuity. Comedones., scientific american,

Atlanta Exposition Notes. 10. DECISIONS RELATING TO PATENTS. Photography in Musical Research. A Pin Machine., scientific american, 1895-08-24

The Glacial Period. RALPH S. TARR. Photography on Wood According to the Method of Lalleman. Pimpama Queensland. BY H. L. THOMPSON., scientific american, 1893-02-11

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ARMSTRONG'S No. 0 THREADING MACHINE 20th Edition Revised and Enlarged. 361 BROADWAY NEW YORK. TRADE MARKS. Full Ruby Jeweled. DUEBER-HAM1PDEN WATCHES WILLIAMS BROS. Ithaca N. Y. THE LAMP OF LAMPS CLOVER LEAF LAMP KwoJV1sKoP Color Photography 1324

Barn Door Hangers THE COBURN TROLLEY TRACK MEG. CO. SURFACE GAUGE. 0 THE OBER LATHES QUEEN & CO. Optical and l'ho Auto1ialItoscarch 52 BEAVER STREET. NEW YORK. ARMSTRONG'S No. 0 THREADING MACHINE If You Want the Best Lathe and Drill AT LAST I HOUSES

PUBLISHED WEEKLY AT No. 361 BROADWAY NEW YORK. TERMS FOR THE SCIENTIFIC AMERICAN. The Scientific American Supplement Building Edition. Spanish Edition of the Scientific American. Content . SCIENTIFIC AMERICAN SUPPLEMENT No. 802 For the Week Ending

earreeponDence. How to Clean Gauge Glasses. Lunar Photography. Remedy for Ivy Poisoning. Economy. A Channel Bridge. Nickel Plating., scientific american, 1888-01-07

HOUSEHOLD NEEDS. BUNGALOWS. BOSTON GARTER DESIGNED TO BE WORN WITH KNEE DRAWERS N ON-ELASTIC TUBULAR KNIT LEO BAND ELASTIC ADJUSTABLE PENDANT N O METAL TOUCHES THE LEG Made with the Celebrated CUSHION RUBBER BUTTON CLASP Of your haberdasher or sample

Popular Books HOME MECHANICS FOR AMATEURS By GEORGE NI. HOPKINS. Author of 'Experimental Science' 12mo. 370 Pages 320 Illustrations Price $1.50 Postpaid Experimental Science By GEORGE M. HOPKINS Revised and Greatly Enlarged. 2 Octav Volumes. 1100

APPLICATIONS OF PHOTOGRAPHY TO ASTRONOMY. r 405. 40., scientific american, 1869-10-23

the text. Few in nuniber are those to whom this book would not prove of interest and value. The farmer the manufacturer the power-producer the house holder will all find that denatured alcohol is of such importance to them that its use and

Vol. L1XNo. .1 $3.00 A YEAR. INSTANTANEOUS PHOTOGRAPHY. Fig. ITHE KODAK CAMERA SHUTTER., scientific american, 88-09-15

Phosphorescent Photography. The Fearless. The Care of Carriages. has been revarnished. The change of temperature from What PlEakes Vinegar Sharp. salts which float therein. Fast Steamers at Low Cost., scientific american, 1886-10-16

Lake Illoeris. Photography in Banking. ICE PLANING AND RIDGING MACHINE. VEHICLE BRAKE. Snake Dance of the Moguls. A Subterranean River in Austria. The Electrolytic Process in Connection with Colors. Prizes for Inventors. SMITH'S ICE PLANING AND

PAGE PROF. JOHN TYNDALL. SCREEN PHOTOGRAPHY IN COLORS. optical systems are illuminated by three separate jets of lime light or instead of lime light the electric are light may be used. To project the three separate positive pictures in a lantern he

BREECH-LOAD1NG FIREARMS. Astronomical Photography. BREECH-LOADING FIREARMS. Alcoholic Solution of Shellac., scientific american, 1876-09-02

CARVING STATUES BY MEANS OF PHOTOGRAPHY. CARVING STATUES BY MEANS OF PHOTOGRAPHY., scientific american, -1909-07-10

A Rock City. A Noted Inventor at the Age of 85. Ggorresponbence. Kansas Glaciers. Polychromatic Photography. Medical Notes. Freezing of Textiles., scientific american, 1892-08-13

HOW OSTRICH FEATHERS ARE CULLED MILITARY PHOTOGRAPHY., scientific american, 1902-08-16

A NEW BIRD OF PARADISE. Essential Oils. A NEW BIRD OF PARADISE. Dry Plate Photography., scientific american, 1874-04-04

Maple Sugar. Photography as a Cure for Drunkenness. Cements in Mason Work. New Method of Refrigeration. Wood Pulp Fruit Cans. A New Star in Carina. Sealing Bottles Electrically., scientific american, 1895-11-11

THE LADY TENANT OF THE ARK. Roentgen Photography. TAKING OUT THE BIRDS AND ANIMALS. THE MYSTERY EXPLAINED., scientific american, 1896-03-28

Classified Advertisements necessary to give the number of the inquiry. inquiry may be repeated. MUNN & CO. BUSINESS OPPORTUNITIES. Inquiry No. 8738.-For par ties manufacturing casein cement. still also of thennow titer tubing. board malting machines.

New Factory of the Edison Electric Lamp Company. Photography of Maps etc. Coal Jigging in the Schuylkill Region. PHOTO BASS-RELIEFS. BASS-RELIEFS BY PHOTOGRAPHY. A LUMINOUS SHARK. BY C. F. HOLDER. LUMINOUS SHARK, scientific american, 1882-07-22

Value of Photography in Scientific Research. A New Hurricane Signal. A CHINESE MODE OF PUNISHMENT. AN ELECTRIC BURGLAR ALARM FOR SAFES. THE OILSTRAP BURGLAR ALARM FOR SAFES. The Arboretum. Eating Ice., scientific american, 1894-12-22

HYDRIODIC ACID. PNEUMATIC CLOCK. Active Volcanoes in Java. A Toy City. Anthracite Coal in Mexico. Medical Photography. Unshod Horses. COLLEN'S PNEUMATIC CLOCK., scientific american, 1879-07-05

Oa!gable Books! EXPERIMENTAL SCIENCE Stage illusions and Scientific Diver sions including Trick Photography. MUNN & C Publishers TRADE MARKS. LABELS. PRINTS. SALE OF MOTOR FACTORY RIGHTS AND PLANT. FOR ALL PURPOSES. & EXPERIMENTAL WORK. 30 WORTH ST.

HOME MECHANICS FOR AMATEURS By GEORGE . HOPKINS. Author of 'Experimental Science' Price $1.50 Postpaid Experimental Science By GEORGE M. HOPKINS Revised and Greatly Enlarged. 2 Octav Volumes. 1100 Pages. 900 Illustrations ` Cloth Bound. Postpaid.

PERFORATED METALS Coal Mining Machines ELECTRIC MINE LOCOMOTIVES POWER COAL DRILLS TO LAST TEN YEARS I Ft tuarantee them as f olio w s-to require minds some I SELF. free. 192 page book .Profitable Poultry d nearest office. Cyphers Incb.Co. Boston.

PATENT AERIAL WIRE:RPPE WIRE ROPE TRAMWAY INSPECTIONS INSURANCE AGAINST. LOSS i DAMAGE I PROPERTY I LOSS.OP Remington TYPEWRITER. The Experience of a Quarter of a Century is BEHIND IT The Confidence of the Business World is WITH IT An ever-widening

Precious Coral. An Anecdote of Professor Agassiz. 4Al. Photography by Gas Light. A New Source of lleptane., scientific american, 1879-06-11

ORDINARY RATES. Inside Page each insertion - 75 cents a line Back Page each insertion.81.00 a line To Inventors and Manufacturers! 266 & 267 West Street New York Cribune Bicycle Tested and True. The Easiest Running Wheel in the World. THE BLACK MFG.

Classified Advertisements BUSINESS OPPORTUNITIES. HELP WANTED. PARTNERS WANTED. TYPEWRITERS. PATENTS FOR SALE. NOVELTIES. WATER FILTER. FACTORY AND MILL. SUPPLIES. PHOTOGRAPHY. MACHINERY FOR SALE. MACHINERY. GAS-LIGHTING APPLIANCES. VACATIONS. BOOKS

Standard of the World Standard Side Door Entrance $4000 Royal Victoria 5000 Double Victoria 5000 Landaulet 5500 Limousine 5500 Electric Victoria Phaeton 1330 How To Increase and Personal Wants Scientific American Reference Book ltmo Cloth. 516 Pages.

ILLUSIVE PHOTOGRAPHY. Electrical W onders and Anticipations. New High-Speed Cruisers. Arctic Geology. ATTACHMENT TO KODAK FOR DUPLEX PHOTOGRAPHY. DUPLEX PHOTOGRAPHY—SHOWING TWO PHOTOGRAPHS OF SAME PERSON ON A SINGLE NEGATIVE:, scientific american,

MARINE ENGINE BELL PUMPS Will Save Your Tire Sparking Storage Batteries 1000 Miles On One Charge BEST for LEAST MONEY Guaranteed for One Year INVENTORS' OPPORTUNITY The Choice of a Profession PATENTS FOR SALE. SOUVENIR POST CARDS. FACTORY AND MILL

INSPECTIONS AGAINST-LOSS I INSURANCE DAMAGE PROPERTY LOSS-OP-Me STORAGE BATTERIES. MOTORS. We make a specialty of Delivery Wagons SCOTT AUTOMOBILE CO. 8927-8989 Olive Street St. Louis Mo. U. S. A. CASTINGS AND WORKING DRAWINGS GET A RUNNING GEAR and

Death of Otto Lilienthal. Hubert Anson Newton. The Total Eclipse of the Sun. Hints to Beginners in Photography. BY ROBERT GRIMSHAW. The Kick of a Rifle. The Old Britannic Breaks Her Own Record. Another Record Trip by the St. Paul., scientific

PHOTOGRAPHY IN THE COLORS OF NATURE. THE MEASUREMENT OF SHUTTER SPEED. 1. 2. 3. THE MEASUREMENT OF SHUTTER SPEED. An Automobile Journey from Cleveland t New York. Americans Elected to the Royal Institution., scientific american, 1899-06-03

Photography of the Billows. The Poisonous Constituents of Tobacco-smoke. Anhydro-sulphamin-benzoic Acid. A Submarine Deteeter. 4Examination of Glasses., scientific american, 1882-08-12

NOVEMBER 21 189 SOME SUGGESTIONS IN PHOTOGRAPHY. The Clouds. Fig. 4. PLATE RACK., scientific american, 1891-11-21

THE CYPHERS Box 25 Wayland. N. Y. STANDARD WORK ON MAGIC Cyc:apulla of lInclilts loin &Quill:: 12500 RECEIPTS. 708 PAGES. Sunlight Camera. CONTRACTS WANTED. 'American-Hunnings' TELEPHONES. Simplex Clint Recorder. Heywood Brothers & Wakefield Company

Meteor at Ogdensburg N. Y. Home-made Storage Batteries. Instantaneous Photography. English the World-Speech. Oil Versus Coal. The Earth in Space., scientific american, 1893-11-11

ACETYLENE APPARATUS. BY T. &CONON SLOANE PH.D. The Virtues of Grapes Oranges and Puma Embossing Dies Made by Photography. A New Variable Star. HOME MADE ACETYLENE GAS PLANT., scientific american, 1896-01-04

A New Traveling Torpedo. Freezing and Melting Points of Water. ASTRONOMICAL PHOTOGRAPHY. APPARATUS Fig. 3PARALLACTIC AT THE PARIS OBSERVATORY., scientific american, 1886-04-10

Morreovandextre The International Aeronautic Exposition at Frankfort-on-the-Main. $200 in Prizes for the Best Garden. Photography. Gold and Silver Coinage for 1908. The Distance Sense of the Blind., scientific american, -1909-04-24

EMERY WHEELS AND GRINDERS. COLUMBIA BICYCLE. THE POPE M'F'G CO. OF SUPERIOR QUALITY HOWARD & CO. INVALID ROLLING CHAIR (RECLINING) The Asbestos Packing Co. PATENTED ASBESTOS ROPE PACKING 66 66 66 46 66 66 SHEATHING PAPER MILL BOARD CLOTH. FLOORING

Glass Make an Excellent Iceberg Scene. with Alum to Produce Snow Effects. Photograph of the Young Moon. Smoked Glass Supported by Boxes to Produce a 'Faked' Lightning Flash Photo. A ' Fake ' Lightning Flash. How the Camera and Settings Are Arranged

Photography in Colors. Professor Hofmann. tosos Workmen Killed by an Electric Shock. LIGHTHOUSE ILLUMINATION., scientific american, 1892-06-11

THE AUTOMOBILE TRIP FROM CLEVELAND T NEW YORK. PHOTOGRAPHY IN RELIEF., scientific american, 1899-06-10

LATHE Catalogue Macklearys THE COPYING PAD.-HOW TO MAKE how to prepare the gelatine pad and also the aniline ink by which the copies are made; how tO apply the written 43S. Price 10 cents. For sale at this office and by all newsdealers In all parts

FOR FINE ACCURATE WORK OLD COINS AND STAMPS. MISCELLANEOUS. TRADE MARKS. Classified Advertisements BUSINESS OPPORTUNITIES. PATENTS FOR SALE. FOR SALE. HELP WANTED. SITUATIONS WANTED. AGENTS WANTED. EXPERIMENTAL WORK. MOTION PICTURES. BOOKS AND

The Position of Mountains. Of Green Red and Yellow Rays in Photography. Damages for Communicating Whooping Cough. Arrow Release. New Railway Signal. A Suggestion to Subscribers MENT. RATES FOR 'THE SCIENTIFIC AMERICAN PUBLICATIONS. Dyeing of

The Plague of Flies. The Steam Climber. Dry Plate Photography. Parasites in the Tongues of Flies. The Sun's Orbit and Rate of Motion. Kaolin in the United States. Colored Confeetioneary., scientific american, 1875-04-24

JOHN CHAMBERLIN. Gold in Photography. SPEEDING TRUCK FOR LOCOMOTIVES. Wood Pulp Pinions. The Emancipation of Labor by Machinery. Queer Crankism of Electricity. Phosphorescence., scientific american, 1895-09-21

Electric Cooking at Paris Exposition. I Weight of Elephants' Tusks. PENETRATIVE QUALITY OF LIGHT AS TESTED BY PHOTOGRAPHY. BY J. W. HYDE M.D. NEGATIVE MADE BY RAYS OF LIGHT PASSED THROUGH THE HUMAN BODY. PRINTS FROM NEGATIVE AND POSITIVE TAKEN BY

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Trial of Another New Gun Boat. Some Applications of Photography. Terpene Iodide in Acute Diseases of the Lungs. Electricity from Light. Origin of the Word Bronze., scientific american, 91-03-14

369 Notes on New Discoveries and New Appli7 cations of Science. DR. VOGEL'S RESEARCHES ON THE CHEMICAL ACTION OF LIGHT. absorption by the sensitizing substance of the iodine which the light separates from the sensitized iodide. carbon to combine with

Classified Advertisements BUSINESS OPPORTUNITIES. SALE AND EXCHANGE. HELP WANTED. FACTORY AND MILL SUPPLIES. TYPEWRITERS. PHOTOGRAPHY. PATENTS FOR SALE. WATER FILTER. MOTION PICTURES. EXPERIMENTAL ELECTRICS. EYE-GLASS SPECIALTIES. SEASICKNESS.

PHOTOGRAPHY AT WIDE RANCE 'AL—YISTA' CAMERA LONGAND SHORT PICTURES. CAMERA HAS UNIVER SAL FOCUS. LEVEL ATTACHED. DETACHABLE HANDLE. FITTED WITH UNIVER SAL TRIPOD SOCKET. MOROCCO LEATHER COVERED CASE. MuLTISCOPE AND FILM COMPANY BURLINGTON WIS. U.

PHOTOGRAPHY OF JUPITER'S SATELLITES. THE PIELOCK SUPERHEATER SYSTEM. PHOTOGRAPHS OF THE PLANET JUPITER AND ITS SATELLITES TAKEN AT DONV ILLE OBSERVATORY., scientific american, 1904-06-04

Water from Lake George to New York City. A Church Steeple Thermometer. The Six Companies. Malarial Germs. Burnishing. A Three-Story Nest. I 4. Remarkable Brain Wound. Metallic Designs on Glass Obtained by the Aid of Photography. Water Works for

DEC. 23 AND DEC. 30 1876. IMPROVED SEMOLINA SEPARATOR. Why Silks Break at the Folds. A TASTEFUL FLOWER TRELLIS. Underground Photography. Belladonna as a Cerebral Stimulant. Novel Mode of Strengthening Cast Iron. Swale Glass. Carbolic Acid

Tho Tochoo-Chomioalonipt look: HENRY CAREY BAIRD & CO. INDUSTRIAL PUBLISHERS. BOOKSELLERS & IMPORTERS 810 Walnut St. Philadelphia Pa. U.S. A. Ready September 1st. MAGI Stage Illusions and Scientific Diversions Including Trick Photography. MUNN & CO.

A GEOMETRICAL PUZZLE. ENGRAVING ON GLASS. Belladonna in Asthma. THE ASH-COLORED SALAMANDER. Photography in Disease. THE ALEUROMETER—GLUTEN TESTER. . 406, scientific american, 1877-08-25

RECENT INVENTIONS. Electric Coupling for Train Telegraphs. Book Support. Improved Bucket Elevator. Cultivator. Sample Displaying Lid. Novel Dinner Pail. Novel Timber Raft. An Army Surgeon on Shoes. Fatal Explosion of Fireworks. Aerial Photography and

Garden Hose Rubber Belting Steam Packing Rubber Specialties N. Y. BELTING & PACKING CO. NEW YORK WRITE FOR CATALOGUE DECARBONIZER INCREASES POWER 20 PER CENT General Accumulator & Battery C THE BRISTOL CO. THE BRISTOL CO. Waterbury Conn. THE MAXIMUM

Contents: END OF VOL. XVIII.BEGINNING OF A NEW VOLUME GINE. CAPITAL AND LABOR AS AFFECTED BY LABOR-SAVING MACHINERY. THE LATEST NOVELTY IN PHOTOGRAPHY., scientific american, 1868-06-27

Early Stage of Inebriety. Heathen Chinee Telegraphs. The Yellowstone Geysers. LELIE'S HAKE TUG. 1 er TRACE BUCKLE. HAKE FASTENER. JONES' HAKE FASTENER. —.0-4-0÷ Photography of Moving Objects. Sulpho-Carbolate of Soda for Bee Stings., scientific

Early History of the Steam Jack 7848 Bridge over the River Adige at Verona.-13 figures 7849 Pumping MachineryMine pumpsDirect acting steam pumps Improved Gun Pressure Gauge.-2 figures 7850 Measuring the Thickness of Boiler Plates 7854 On an Express

Pittsburg's 20-ton Hammer. Balloon Photography. The Distillation of Spirits. The Epidemic of Breakbone Fever In the South. A Successful Case of Transfusion of Blood., scientific american, 1880-10-30

Assignee's 'Forced' Sale 'Forced Price.' Should be $7.50 50.2. FOUR CELLS ' ' 7.00 12.00 Forged Wood Screw pgpswANTE. WRITE FOR C.H.BE SLY & CO. AND AGENCY. CHICAG ILL.H.S.A.- Mistakes in Addition 361 Broadway New York. Challenge Family Grinder and

THE NEW FRENCH SYSTEM OF MOVABLE BATTERIES. 4. New Electric Lighting Building in Philadelphia. The Pneumatic Torpedo Boat Vesuvius. THE NEW FRENCH SYSTEM OF MOVABLE BATTERIES. Long Range Cannon. Photography of Projectiles., scientific american,

THE IVES SYSTEM OF COLOR PHOTOGRAPHY. SECTIONAL PLAN OF TRI-COLOR CAMERA. THE KROMSKOP TRI-COLOR VIEW CAMERA. THE MINIATURE KROMSKOP. THE KROMSKOP AN INSTRUMENT FOR VIEWING PHOTOGRAPHS IN THE COLORS OF NATURE., scientific american, 1900-05-05

Photography of the Electric Spark., scientific american, 1875-05-15

Classified Advertisements SALE AND EXCHANGE. BUSINESS OPPORTUNITIES. HELP WANTED. TYPEWRITERS. FACTORY AND MILL SUPPLIES. FOUNTAIN PENS. PHOTOGRAPHY. (AS-LIGHTING APPLIANCES. MACHINERY FOR SALE. WANTED-MISCELLANEOUS. ALCOHOL MANUFACTURING.

AN IMPROVED FASTENING FOR ENVELOPES. Birds which Sing on the Nest. BY MOERIZ GIBBS KALAMAZO MECH. Football. Photographte Notes. 1 Snowflake Photography., scientific american, 1894-01-06

SCURVES SHOWING CAPACITY OF PLATES. Physical and Chemical Ingredients of a Man. Lemons and Oranges. Legal Uses of Photography. when first written. The presiding judge was much in MAMMOTH FIGURE OF 'JUSTICE.' The Search Light in IVarffire. A Word to

Large Lake Steamers. The Inventors of the Telegraph. Aluminum. Dangerous Hailstones. Meteoric Photography., scientific american, 1893-01-28

Week ending October 18 1879. sea weed. CONCRETE WORK AT THE SEA. ENDS OF MISSISSIPPI JETTIES. SSr USE OF PHOTOGRAPHY IN WOOD ENGRAVING. THE HUDSON RIVER TUNNEL., scientific american, 1879-10-18

Scientific American SALE AND EXCHANGE. BUSINESS OPPORTUNITIES. HELP WANTED. TYPEWRITERS. PATENTS FOR SALE. STAMPS AND COINS. SITUATIONS WANTED. SCHOOLS AND COLLEGES. ALCOHOL MANUFACTURING. DESIGNS. MACHINERY FOR SALE. SOUVENIR POST CARDS. OFFICE

Week ending November 21 1877. $80000 REWARD FOR A CURE FOR CHOLERA. SUN SPOTS STUDIED BY SOLAR PHOTOGRAPHY. CEREBRAL THERMOMETRY. LESSONS IN MECHANICAL DRAWING., scientific american, 1877-11-24

MARCH 2 1895. BOSTON COMMONWEALTH. Latest News From Mars. CLOUD PHOTOGRAPHY. Riding a Wheel. ARRANGEMENT OF THE BICHROM ATE CELL. NEGATIVE TAKEN THROUGH EICHRONATE CELL., scientific american, 1895-03-02

STANDARD PASSENGER LOCOMOTIVE. Three Colors in One Bottle. STANDARD PASSENGER LOCOMOTIVE OF THE NEW YORK NEW HAVEN AND HARTFORD R.R. The Mount Washington Hallway. -44 Artistic Photography., scientific american, 1885-05-16

AN IMPROVED WRENCH. AN IMPROVED MANGLE. Or Tanning by Electricity. The Localization of the Perfumes of Flowers. Photography on Marble. A SIMPLE FORM OF SAFETY POCKET. DIEFENBACH'S SAFETY POCKET. WELLS' WRENCH'. THE HAGEN MANGLE., scientific

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