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Cotton Gin
Inventor was Eli Whitney. After the invention, raw cotton doubled. The Cotton Gin made it so people needed more slaves to pick the cotton so that the Cotton Gin could spin and weave it. -
Spinning Machine
Inventor was Samuel Slater. First in Massachusetts to use the Arkwright system. -
Beehive
Inventor was Lorenzo Lorraine Langstroth. Langstroth found out that Queens could be easily replaced and diseases and pests could be quickly determined with the invented beehives. -
Board Game
Inventor was Milton Bradley. First game was The Checkered Game of Life. Sold several hundred copies on his two-day visit to New York. -
Suspension Bridge
Inventor was John Roebling. When the first pedestrains crossed the bridge, it was the longest suspension bridge in the world. -
Dissolvable Pills
Inventor was William Erastus Upjohn. The dissolvable pill would dissolve inside the patient and release the actual medicine, where then the patient could feel the effects. -
Photography
Inventor was George Eastman. First Kodak camera. Named his company Eastman Kodak. The camera was sent in to the company after one-hundred shots were tekn, then they developed it and sent it back to the customer. -
Escalator
Inventor was Jesse Wilford. Reffered to as the "inclined elevator". -
Submarine
Inventor was John Philip Holland. First successful submarine, Holland, was invented. -
Radio
Inventor was Guglielmo Marconi. Made a radio that transmitted Morse code over the Atlantic Ocean.
