Interview with Nathan Gann, a member of the Civilian Conservation Corps from Rogers, Texas. Gann discusses his family background, school and farm life during the Depression, joining the CCC and assignment to Bartlett, Texas, accommodations in camp, construction and surveying work, the layout of camp, having appendicitis, money, recreation and time off, the daily routine, food, educational services, initiation rituals and pranks, Army Air Force service in WWII, and joining the Soil Conservation Service.

Interview with J. Frank Rollins, an oilman and a geophysicist, concerning his work experience with Petty Geophysical Engineering Company doing refraction seismic work; his employment with Geophysical Service, Inc.; doing reflection and refraction work in 1936; oil exploration in South America; work in oil field instrumentation equipment; work as a "computer" interpreting geological data; founding of Rayflex Exploration Company in 1948; technological developments for oil field exploration; geochemical surveying; the sale of Rayflex to Phillips-Eckhart in 1962; his work as a geophysical consultant; the application of oil field technology to national defense; German espionage activity in South America during World War II; and pro-German activity in South Louisiana during World War II.