21. St Louisans Sledding down Art Hill in Forest Park, Saint Louis, Missouri, c.1930s.
22. Astronaut Ed White floats in zero gravity of space during the Gemini 4 mission. The first spacewalk by an American, 3 June 1965.
23. Hitler, Bormann, and others at the 1938 Nürnberg Rally.
The original color picture was taken by Hugo Jaeger.
24. New York City Police Commissioner Teddy Roosevelt, 1896.
In his 2 year term, he established the entrance examination and mandatory firearms training. He was famous for his late-night surprise visits to officers on the beat, reprimanding those who were sleeping, drunk, or not on the job.