 Lindsley owned part interest in the studio when it was bought by Asahel Curtis in 1910.This association led him to work for Edward S. Curtis, where Lindsley developed some of the color negatives (orotones), known as the "gold tones", for Curtis’ famous "Indians of North America" series.As an early-day explorer of the North Cascades, Lindsley became a charter member of the Mountaineers club in 1907.