Modern avalanche rescue
By: by Ronald I. Perla. -
Series: U.S. Forest Service. Alta Avalanche Study Center. Snow safety guide ; no. 1
Publisher: Rocky Mountain Forest and Range Experiment Station]
Published: 1968
Place of publication: [Fort Collins, Colo
Language: eng
Number of pages: 95
Notes: Issued Apr. 1968. Bibliography: p. 63.