Richardsons Swimming Device 1880
Science Source
Building Construction Geodesic Dome 1951
Science Source
Mustache Guard 1872
Science Source
Columbian Exposition, Searchlight, 1893
Science Source
Girard Desargues, French Mathematician
Science Source
Edison Electric Light, Carbon Filament
Science Source
Atkins Finger-supporting Device 1881
Science Source
Airphibian Roadable Aircraft 1947
Science Source
Sienese Invention For Raising Sunken
Science Source
Advanced Light Source, Lbnl #3
Science Source
Advanced Light Source, Lbnl
Science Source
Taccola Invention For Breathing
Science Source
Patent Office Baby Chairs
Science Source
Nave Atmosferica, 1783
Science Source
Snoring Prevention, 1871
Science Source
Paris Telephone Exchange, 1882
Science Source
Electric Fire Extinguisher, 1898
Science Source
Mcdermotts Telephone, 1880
Science Source
First Crossing Of The Brooklyn Bridge
Science Source
De Caus Steam Fountain, 17th Century
Science Source
Lighting, Prehistoric To 19th Century
Science Source
Cl Best Crawler Patent 1916
Science Source
Prevention Of Seasickness 1870
Science Source
Bartines Sunshade Hat 1890
Science Source
Di Giorgio Invention, Column Lifter
Science Source
Fitch Air Pump And Condenser, 1792
Science Source
Captain Stoners Life Saving Device, 1869
Science Source
Hemmings Unicycle, Hand-powered
Science Source
Branca Invention, Steam Blower, 1629
Science Source
Gallys Self-playing Musical Instrument
Science Source
Da Vinci, Rotary Motion
Science Source
Taccola Invention For Raising Sunken
Science Source
Chiroplast, Designed To Train Pianists
Science Source
Gallys Self-playing Musical Instrument #1
Science Source
Self-propelled Road Machine, 1868
Science Source
Velocipede Boat, 1881
Science Source
Vessels Of The Air, 1783
Science Source
Stream Spreading Water Nozzle, 1865
Science Source
Electroplating The Dead, 1891
Science Source
Beeks Life Preserver, 1877
Science Source
Brooklyn Bridge Construction, 1876
Science Source
Photographic Hat, 1887
Science Source
Samuels Patent Hand Crank Velocipede
Science Source
Edison Electric Advertising, 1884
Science Source
Steampunk Airship
Science Source
Lescales Automatic Fire Escape, 1878
Science Source
Henri Giffards Captive Balloon, 1878
Science Source
Cello Piano And Viola Piano, 1893
Science Source
New York Telephone Exchange, 1880
Science Source
Sivel And Croce-spinelli Balloon
Science Source
Bessemer Saloon Steamer, 1874
Science Source
Crandall Typewriter, 1891
Science Source
Novel Swimming Device, 1880
Science Source
Hat Conformator, 1879
Science Source
Rousselots Speech Inscription
Science Source
Luminous Electrical Discharges, 1898
Science Source
X-ray Of Girls Hand, 1896
Science Source
Edisons X-ray Apparatus, 1896
Science Source
Sivans Talking Watch, 1895
Science Source
Edoux Hydraulic Lift, 1888
Science Source
Goubets Submarine Vessel, 1886
Science Source
Hammond Typewriter, 1891
Science Source
Laryngoscope With Electric Light, 1897
Science Source
Electrical Discharge Experiment
Science Source
Edison's Electric Generator 1880
Science Source
Steampunk Airship #2
Science Source
Henri Giffards Captive Balloon, 1878 #1
Science Source
Voyage To Other Spheres, 1783 #1
Science Source
Steampunk Airship #1
Science Source
Sivel And Croce-spinelli Balloon #1
Science Source
De Groof Flying Machine 1784
Science Source
Branca Steam Engine, 17th Century
Science Source