Maps from China. Three excellent maps may be bought from the Lanzhou Institute of Glaciology and Cryopedology, Academia Sinica, Lanzhou, People’s Republic of China: Qomolungma (Mount Everest), 1:50000, $5.00; Batura Glacier (Pakistan), 1:60000, $5.00; Glaciers at the Source of Urumqi River, Tianshan, 1:10000, $3.00. Postage is extra.