John Knight Holbrook was married to Florence. They had two children together Gladys Holbrook and John Holbrook Jr. They were living together in Ithaca NY from 1915-1919. John K. Holbrook was employed at the Wharton Studios located at the southern tip of Cayuga Lake in the Finger Lakes region of New York State. John was the head cameraman of Wharton Inc., later he became a producer and director of silent films himself. He also filed many different patents as early as 1913 for color processing of film, and later he developed a micro-filming technique in the 1940's.

See photos of celebrities before they hit the big-time.

John K. Holbrook

Director

Writer

Producer

Cinematographer

Stunts