Granville Woods, from Cosmopolitan Magazine, 1895. Woods held over 50 patents and made several contributions to railway electrification.

William Stanley transformer, circa 1885. Stanley’s improvements on the transformer were essential to a practical functioning alternating current system.

Pierre and Marie Curie, circa 1890s. Marie Skłodowska-Curie conducted pioneering research on radiation, and was the first woman to be awarded a Nobel Prize, and the only person to be awarded two Nobel Prizes in multiple fields (Physics, 1903, Chemistry, 1911).

Unidentified high school students learning how to use a PC, from the IEEE Computer Society film “Adventures of the Mind”, circa early 1980s.

A tetrode, with and without glass envelope. The tetrode is a four element vacuum tube first developed in 1919.

Lewis Latimer, 1882. Latimer was a son of a former slave, born in 1848. In 1863 he lied about his age so that he could enlist in Union Navy during the Civil War. After the war, he moved to Boston where he learned drafting, and one of his assignments was to draw the technical figures for Alexander Graham Bell’s telephone patents. In 1885 he was hired by Thomas Edison, and received several patents for improvements in electrical lighting and refrigeration systems. In 1918 he was named an Edison Pioneer, the only African American who was bestowed with that honor.

American Institute of Electrical Engineers membership for Nikola Tesla, documenting his elevation to the grade of Fellow, the organization’s highest membership grade.

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First half of the 1973 WESCON (Western Electronic Show and Convention) panel on Women in High Technology Industries given on September 11th, 1973. The is composed of executives who have had personal experience with the problems connected with the achievement of improved utilization of women in managerial and professional positions within high technology industries. Discussed are the motivational forces that have to take place in industry for women to advance, the aspiration level of women, upward mobility including women in management, and various types of sexism and discrimination women encounter in the field. After the panelists finish speaking, a Q&A session followed, with participation of the audience.

Listen to the second part and see the full transcription here

Dr. John A. Hornbeck (right), director of electron tube and transistor development at Bell Laboratories, points to an early audion or vacuum tube developed by Dr. Lee de Forest and supplanted by the transistor, 1958. Dr. Hornbeck holds a case of four early transistors presented to Henry Ford Museum for its communications collection. A photograph of Dr. de Forest is in the case. Dr. L. J. Giacoietto, manager of the electrical department at the Ford Motor Company, and Frank Caddy, director of administration at the Henry Ford Museum, listen to Dr. Hornbeck’s explanation.

Lise Meitner, 1906. Meitner was the second woman to earn a doctorate in physics from the University of Vienna and was part of the team that discovered nuclear fission in 1939.