1946
Park Naturalist C. Frank Brockman resigns from National Park Service. YNHA, 1946, pp. 110-111.
Lost Arrow ascended by Jack Arnold, Anton Nelson, Fritz Lippmann, and Robin Hansen, September 2. YNHA, 1946, pp. 113-116; Brower, 1946, pp. 121-122.
Constam T-bar lift for skiers constructed at Badger Pass in fall. YNP, 1947.