Browse Items (166 total)

Alexander Graham Bell demonstrated several experimental telephones at the Philadelphia Centennial Exposition in 1876. This unit features a single electro-magnet and could be used both as transmitter and receiver. Bell approached the problem of…

Picture of Albert Fall,

African American children learning about Thanksgiving, with model log cabin on table

This is a public ad after the passing of the Pure Food and Drug Act

U.S. document that banned corrupt monopolies in the business world.

Illustration of a New York tenement house

1st July 1912: A Kinetograph camera, an early film camera, the original of which was patented in 1891 and designed by WKL Dickson working under the direction of Thomas Edison.

Photograph of unemployed railway workers seated by a shack during the Pullman Strike of 1893, Chicago Illinois or vicinity.

[Legislative committee of Pueblo Indians with Indian Commissioner Charles Burke, in Washington, D.C. to meet with President Coolidge]