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Albert Einstein on the speed of light....
Item # 675402
April 19, 1921
THE NEW YORK TIMES, April 19, 1921
* Early Albert Einstein
* 1st visit to America
* Speed of Light lecture
Page 17 has one column headings: "EINSTEIN DEFINES THE SPEED OF LIGHT" "Says Its Velocity Is Relatively Variable Based Upon Whether System Is In Motion" "He Also Discuses Time" and more. (see)
Other news, sports and advertisements of the day. Complete in 24 pages, light browning, a little irregular along the spine, generally in nice condition.
Category: The 20th Century