Roy C. Andrews was a school teacher and administrator in Michigan, Texas, Arkansas, Washington and Oregon. He was a chemistry instructor at the University of Oregon from 1935 until his retirement in 1950. Andrews is noted for his photographs of one-room schoolhouses in southern Lane County, 1911-1913. The collection consists of diaries, one account book, two ledgers, music concert lists, correspondence, University of Oregon material, and photographs.
The Mazamas mountaineering and conservation club was established on July 19, 1894 on the summit of Mt. Hood; the group works to promote mountaineering and advocates for the protection and management of natural areas. The collection (1894-1916) contains photographs of hikes up the Three Sisters, correspondence, and printed Mazama material.