Karl Jansky and a New Age in Astronomy
Karle Guthe Jansky
Jansky and his antenna in Homdel, New Jersey c. 1933 (National Radio Astronomy Observatory and Associated Universities, Inc.)
Jansky's notebook showing the position and location of his antenna, 1935 (LSST)
The announcement of Jansky's radio detections published in the New York Times on May 5, 1933