Black Hills National Forest (S.D. and Wyo.) -- Employees;
Caption: "Custer Peak Lookout, Frank Tower (left) and Rockford Ranger Lionel Anderson (Right) Photo taken near the Custer Peak Lookout where the men were looking for trouble on the grounded telephone line."
Civilian Conservation Corps (U.S.). Black Hills Region (S.D. and Wyo.); Fire lookout stations -- South Dakota -- Harney Peak;
Caption - "Scene on the Harney Peak Trail showing CCC. enrollees transporting rock and building materials to the top for the new look-out tower. Winter of '37 & 38'." Crew working with snow on the ground and using horses
Caption: "Closeup view of Devil's Tower showing the detail of the formation. This structure is actually a laccolith or the solidified core of a volcano. As the molten mass cools it forms five sided crystals."