EVB2947450: Architect's drawing of the aerial view of a shopping center in Roosevelt Field. May 2, 1955. It was developed by William Zeckendorf and designed by I. M. Pei and built on the recently closed Roosevelt Air Field. It was in Nassau County, then a fast growing suburb of New York City. / Bridgeman Images
EVB2947241: Color television is demonstrated at Radiolympia Exhibition in London. Sept 1949. The method demonstrated employs synchronized rotating color filters in both the camera and receiver (on right), giving 50 pictures per second in the three primary colors, which the human eye blends into full color. / Bridgeman Images
EVB2947221: Inventor, Joseph Massolle (center), listening to the first screening of German Movietone News. He is using a machine called a Trigeron (Work of Three), invented in 1919 by himself and Josef Engl (left) and Hans Vogt (right). Their technology for a sound track on movie film became the industry standard in the 1920s., Unknown photographer, (20th century) / Bridgeman Images
EVB2948030: Supreme Court Justice Felix Frankfurter administers oath of office to Secretary of Navy, Col. Frank Knox. As World War 2 began in Europe, President Franklin Roosevelt organized a bi-partisan 'War Cabinet' including Republicans such as Knox in critical posts. July 11, 1940 / Bridgeman Images