Template:Selected anniversaries/January 8: Difference between revisions

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||1952 – Antonia Maury, American astronomer and astrophysicist (b. 1866)
||1952 – Antonia Maury, American astronomer and astrophysicist (b. 1866)
||Greenleaf Whittier Pickard (d. January 8, 1956, Newton, Massachusetts) was a United States radio pioneer. He was responsible for the development of the crystal detector, (cat's whisker detector), a radio wave detector which was the central component in early radio receivers called crystal radios. He also experimented with antennas, radio wave propagation, and noise suppression. Pic.


||1956 – Operation Auca: Five U.S. missionaries are killed by the Huaorani of Ecuador shortly after making contact with them.
||1956 – Operation Auca: Five U.S. missionaries are killed by the Huaorani of Ecuador shortly after making contact with them.

Revision as of 08:53, 18 February 2018