Tech History Today – Dec. 16

In 1935 – A Time magazine article described the use of the pattern of capillaries in the retina as a means of identification called eye prints. Hello biometrics!

In 1947 – John Bardeen and Walter Brattain applied two closely-spaced gold contacts held in place by a plastic wedge to the surface of a small slab of high-purity germanium. It was later called the Transistor.

In 2002 – Creative Commons formally launched, unveiling Machine-Readable Copyright Licenses and a revamped website.

Like Tech History? Purchase Tom Merritt’s Chronology of Tech History at Merritt’s Books site.