Abstract The Mary Armstrong Milligan papers (1882-2009) contain journal excerpts, correspondence, a handbook, and scrapbooks dealing with Milligan's involvement in river rafting in the Western United States. Milligan was a participant in the South Cottonwood Ward organization (SOCOTWA), a semi-private river outfitter that began after World War II.

Abstract The Mary Armstrong Milligan photograph collection consists of slides and photographs of river trips in Glen Canyon during the 1950s and 1960s. Mary A. Milligan was part of the crew on several SOCOTWA river trips in the late 1950s and early 1960s. SOCOTWA was an organization founded in the South Cottonwood Ward, Salt Lake County, that organized recreational and educational field trips for LDS groups, Boy Scouts, etc.,...