約翰‧繆爾(John Muir)及喜艾拉山 1869年7月19日
凝視廣大的戶外野景的約翰.繆爾,1902年
出處: "John Muir, full-length portrait, facing right, seated on rock with lake and trees in background." c1902. The Evolution of the Conservation Movement, 1850-1920, Library of Congress.