 Crandall also painted, his work appearing in magazines and collected by John D. Rockefeller, Jr.The studio-visitor center consists of two main rooms in a long, deep log structure, with a high open ceiling lighted by clerestory windows in roof monitors.The comfort stations were built in 1934 and 1935 from Park Service standard plans by Civilian Conservation Corps labor, based at Jenny Lake CCC Camp NP-4.