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The source discusses the "mental defectiveness" among children in the early 1900s

99.Photograph. M4 Sherman tank moving up hill on muddy road followed by 2 ton truck filled with GIs. Further down the road another tank and another wheeled vehicle can barely be seen. Smoke in background. Italy. 1944-45

Sound recording of President John F. Kennedy’s Special Message to Congress on mental illness and mental retardation delivered from the White House Fish Room. In his speech the President discusses his plans for a national mental health program, which…

Two women at work at the U.S. Army during World War II. The woman on the right is inputting ciphertext into an analog of the Japanese Type B Cipher Machine, codenamed "Purple" by the United States.

A female code breaker operating a Naval Security Station cryptanalytic machine to help decode enemy communications during World War II.

The original caption for this photograph reads: A Korean youth, Kim Pak Soon, is taught one of the fundamental lessons of baseball: "Get your glove up, and keep the fingers out of the way." His instructor is S/Sgt. James W. Black, Chicago, Ill.,…

Exhausted Leathernecks of the 1st Marine Division stop for a brief rest during the bitter fighting at the Chosin Reservoir in Korea in December 1950.

The California State Legislature, as outlined in Government Code Section 4451, mandates accessibility standards for public buildings and facilities, emphasizing inclusivity for persons with disabilities. The scope of this legislation extends to…

New York newspaper reports early details about the Battle of Antietam on the day after the battle