An ironworker during construction of the Columbia Tower, Seattle, (1984).

Eartha Kitt in Australia with her daughter trying to show her that there is nothing to fear about the roo, (1963)

In 1952, a group of Michigan farmers restrained a sheriff attempting to evict a 60-year-old widow from her family farm over an unpaid $172 insurance assessment.

Photo of a nuclear explosion less than one millisecond after detonation. Nevada (1952)

Winston Churchill on his 69th birthday with FDR and Stalin

Requirements for being a flight attendant in 1954:

When Elvis Presley received his polio vaccine in 1956, immunization levels raised from less than 1% to 80% in 6 months.

This is Christopher Chaplin, Charlie Chaplin's 62 year old son. Charlie was 73 when Christopher was born.

Only known authentic photograph of Titanic's swimming pool (1912)

On May 20, 1948, tribal chairman George Gillette wept as the U.S. government signed an agreement to take approximately 155,000 acres of fertile Native American land in North Dakota for the Garrison Dam.

Lonnie Johnson, Inventor of the Super Soaker, 1992

A seaman's request for an extraordinary leave of absence, 1967. Reason: "My wife is planning to get pregnant this weekend and I would like to be present."

The robe and axe that belonged to Giovanni Bugatti, who served as the official executioner for the Pope from 1796 to 1864. Over the course of his career, he carried out 514 executions.

Abbye “Pudgy” Stockton was a pioneering female weightlifter who helped challenge expectations of women's strength during the 1940s at California's Muscle Beach.

Muhammad Ali, 24, flirts with future wife Belinda Boyd, 16, at a bakery shop in Chicago. They married a year later in 1967.

These kids were asked to draw their fathers from memory, 1949.

Muhammad Ali, 24, flirts with future wife Belinda Boyd, 16, at a bakery shop in Chicago. They married a year later in 1967.

A mother and her 8 sons, all served, all came home, 1950.

A soldier and member of the Harlem Hellfighters, the U.S. Army’s 369th Infantry Regiment, photographed holding a small puppy during World War I. (1918)