- Recollections of the Grabhorn Press: oral history transcript / and related material, 1967-196
- Flight to the North Pole, August 24, 1949
- Running the Colorado River: Oral History Transcript / 196
- Richard M. Leonard: Mountaineer, Lawyer, Envionmentalist: Oral History Transcript / 1972-197; Volume 02
- Richard M. Leonard: Mountaineer, Lawyer, Envionmentalist: Oral History Transcript / 1972-197; Volume 01







