SIERRA CLUB BULLETIN
Vol. 40, No. 8 (June, 1955). A few cover spots; else very good. 
This issue contains "The California Himalayan Expedition to Makalu" by Richard C. Houston & William Long, "Who Discovered Rainbow Bridge?" by Weldon F. Heald, "American Andean Ascents, 1954" by Richard K. Irvin, "California Avalanche" by Kenneth D. Adam, etc. Illus. with photos.
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