Invention #1
Wilbur Pierce
German Helicopter
Unknown
Inventor Cyril Sports what Looks like a Jet Propelled Sled
Unknown
Thinking Outside the Box
Wilbur Pierce
Science and Invention: How to Build a Radio Outfit in Your Suitcase
Howard V. Brown
Testing the New Invention - The Train
Unknown
Suction Street Cleaning Machine Invention
Unknown
Car Boat Combination Invention
Clinton's Improved Beer Cooler
Unknown
Victory's Wool Spinner
TenEyck
Steam Power Piston Chamber Cutaway
Unknown
Rodman's Mammoth Cannon
Unknown
Patrullo's Machine for Making Sisal Hemp
Unknown
Town's Improved Paging Machine
Teneyck
Device for Adjusting Cannon Trajectory and Accuracy
Unknown
Unknown Use Numbered Collar
Unknown
New York Gawkers Trash Talk
Diving Gear with suit and air pump
Unknown
Wheeled vehicle with mounted propeller
Unknown
Morris and Brown's Conical Repeater
Unknown
Thomas Alva Edison
Hy Hintermeister
Eureka #1
Jehan Georges Vibert
What Are You Making?
Unknown
Knapsack Backpack
Unknown
Howell's Improved Mole or Drain Plow
Unknown
Ice Auto has two man sled with large propeller to drive thrill seekers across lake bed
Unknown
Stirling's Air Engine
Unknown
Thomas Edison - Menlo Park
Unknown
March of Intellect, No. 2
James Gillray
Inventive men gat a charge from Electrical Devices
Unknown
Emerson's Patent Axel Lubricator
Unknown
Lett's Improved Wagon Brake
Teneyck
Airborne Bicycle
Jacques Bourcart
Exploding Artillery Shell for Breech-Loaders
Unknown
Wheeled vehicle with mounted propeller
Rodman's Improved Car Bumper
Unknown
Baltimore Steam Gun
Unknown
Lotion Dispensing Hair Brush
Unknown
Millar's Improved Cork Cutting Machine
Unknown
M'Ghan's Improvement in Water Closets
Unknown
Popular Science Magazine
Unknown
Thomas Edison Listening to the Phonograph
Unknown
Improved Mode of Hanging Circular Saws
Unknown
Bowker & Bensel's Improved Stave Machine
Unknown
Adjustable Wood Drill Bit
Unknown
Bishop's Improved Cotton and Corn Stump Puller
Unknown
Zerbe Multi-Winged Plane Ready for Flight with 6 wings
Unknown
Mayall's Revolving Cannon
Teneyck
Ide's Improved Beehive
Unknown
A Thousand Ways
Wilbur Pierce
Saladee's Self-Propelling Rotary Steam Plow
Unknown
The Atomic Bomb of its Day
Brayton's Improved Breech-loading Cannon
Unknown
Improved Artillery Shell
Unknown
Palmer's Mechanical Blow Pipe
Unknown
Barber's Improved Farm Gate
Unknown
Stoddard's Improvement in Horse Rakes
Unknown
Tiffany's Improved Tile Making Machine
Unknown
Man stands on Sail Driven water Tricycle
Unknown
Inventor Thomas Edison
Unknown
Collin's Improved Turbine Water Wheel
Unknown
Wadsworth's Rotary Spader and Pulverizer
Unknown
Mining Tracks to Support the War
The Edison Phonograph
Unknown
Invention #2
Wilbur Pierce