Written on back of photograph, ''Doc' Charles David Herrold, father of radio broadcasting.' Established Herrold Laboratories, Herrold College of Engineering. Born Nov. 16, 1875, Fulton, Illinois. Moved to San Jose. Sent 1st wireless telegraph...
Herrold, Charles; Photographs; Radio broadcasting; San Jose (Calif.); Santa Clara County (Calif.)--History; Technology;
Photograph of Professor Charles Herrold rotating radio equipment. On back of photograph: "Prof. Herrold, 'father of radio,' [at] Radio H.O.W., Baptist Church San Jose, Calif." Unknown man at lower left of photograph.
Herrold, Charles; Photographs; Radio broadcasting; San Jose (Calif.); Santa Clara County (Calif.)--History; Technology;
Black-and-white photograph of Charles Herrold in "Herrold Radio Laboratory." Also on sign: "Radio Willard Service, Electric Battery Station." Unknown man at right.
