Bound book- “Alaska”. Articles from National Geographic Magazine. Vol. XL. No. 3. Sept. 1921. National Monument- pp. 219-292, Air Expedition- pp. 499-552, Northern Crusoes’s Island- pp. 313-326, Brown Bear- pp. 109-134, Yukon Trial- pp. 85-126, World Inside Mountain- pp. 319-345, Mt. Crillon- pp.361-400, Air Frontier- pp. 487-504.