 In September 1916, Lindsley was hired by the Great Northern Railway as a guide for the party of author Mary Roberts Rinehart through the North Cascades.Lindsley figured prominently as "Silent Lawrie," a character in her account of the expedition, in a Cosmopolitan magazine article entitled, "A Pack Train in the Cascades," and later in her 1918 novel, "Tenting To-Night".When Lindsley returned to Seattle in 1916 he resumed working at the Asahel Curtis Studio.