In the early 1960's, Porsche commercially manufactured farm tractors.
24
The life boat was patented in 1845!
29
The American Automobile Association was founded for the sole purpose of warning motorists of police speed traps!
36
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
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An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
Jumbo jets use 4,000 gallons of fuel to take off.
19
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144