1924: A Salmon Forest lookout report indicates that the lookout's camp was located about a mile below the top of the mountain.
1929: two-story log cabin (Kresek)
June 13, 1934: "F.R. Barber, former superintendent of schools her, arrived Saturday from Pocatello. Mr. Barber will be lookout at the Redrock forest station in the Yellow Jacket country this summer. Mrs. Barber will spend the summer in Missouri." (Recorder Herald)
September 6, 1944: "Mrs. Hayden came in Wednesday from Red Rock lookout where she spent the summer." (Recorder Herald)