Franz Robert Stenzel (1906-1998), a Portland, Oregon physician and an authority on early art of the Pacific Northwest. He wrote two books: Cleveland Rockwell, Scientist and Artist (Portland, Or.: Oregon Historical Society, 1972) and James Madison Alden, Yankee Artist of the Pacific Coast (Fort Worth: Amon Carter Museum, 1975). Kathryn Mathison Stenzel and Franz Stenzel were married in 1951.
From the description of Franz R. and Kathryn M. Stenzel collection of western American art, 1728-1966. (Unknown). WorldCat record id: 702163673