Robert Glenn Ketchum (original) (raw)
Robert Glenn Ketchum (born December 1, 1947) is pioneering conservation photographer, recognized by Audubon magazine as one of 100 people "who shaped the environmental movement in the 20th century.".
Robert Glenn Ketchum (born December 1, 1947) is pioneering conservation photographer, recognized by Audubon magazine as one of 100 people "who shaped the environmental movement in the 20th century.".