#1 Mark Twain in Tesla’s lab, 1894
#2 A 10 x 15-foot wooden shed where the “Harley-Davidson Motor Company” started out in 1903
#3 Testing football helmets in 1912
#4 Helmets again: A Pyramid of captured German ones in front of the NYC Grand Central Terminal, 1918
#5 A bar in New York City, the night before prohibition began,1920
#6 Robert De Niro’s cab driver license. In order to get into character for the film Taxi Driver, he obtained his own hack license and would pick-up/drive customers around in New York City.
#7 Traffic jam in New York, 1923
#8 A quiet little job at a crocodile farm in St. Augustine, Florida, 1926 (UPDATE: well, an alligator farm of course, as Roy notes in the comments below)
#9 World economic crisis, 1929
#10 Meeting of the Mickey Mouse Club, early 1930s
Source : earthlymission.com