The Discovery of Pre-Historic Human Remains near Cuzco, Peru. American Journal of Science, XXXIII, No. 196, 297-305, April, 1912. Illus., maps. A Search for the Last Inca Capital. Harper's Magazine, CXXV, 696-705, October, 1912. Illus. The Discovery of Machu Picchu. Ibid., CXXVI, 709-719, April, 1913. Illus. In the Wonderland of Peru. National Geographic Magazine, XXIV, 387-573, April, 1913. Illus., maps, plans. The Investigation of Pre-Historic Human Remains Found near Cuzco in 1911. American Journal of Science, XXXVI, No. 211, 1-2, July, 1913. The Ruins of Espiritu Pampa, Peru. American Anthropologist, XVI, No. 2, 185-199. April-June, 1914. Illus., 1 pl., map. Along the Uncharted Pampaconas. Harper's Magazine, CXXIX, 452-463, August, 1914. Illus., map. The Pampaconas River. The Geographical Journal, XLIV, 211-214, August, 1914. 2 pl., map. The Story of Machu Picchu. National Geographic Magazine, XXVII, 172-217, February, 1915. Illus. Types of Machu Picchu Pottery. American Anthropologist, XVII, 257-271, April-June, 1915. Illus., 1 pl. The Inca Peoples and Their Culture. Proceedings of Nineteenth International Congress of Americanists, Washington, D.C., pp. 253-260, December, 1915. Further Explorations in the Land of the Incas. National Geographic Magazine, XXIX, 431-473, May, 1916. Illus., 2 maps. Evidences of Symbolism in the Land of the Incas. The Builder, II, No. 12, 361-366, December, 1916. Illus. (With Dr. George S. Jamieson:) Lake Parinacochas and the Composition of its Water. American Journal of Science, XXXIV, 12-16, July, 1912. Illus. Isaiah Bowman: The Geologic Relations of the Cuzco Remains. American Journal of Science, XXXIII, No. 196, 306-325, April, 1912. Illus. A Buried Wall at Cuzco and its Relation to the Question of a Pre-Inca Race. Ibid., XXXIV, No. 204, 497-509, December, 1912. Illus. The Cañon of the Urubamba. Bulletin of American Geographical Society, XLIV, 881-897, December, 1912. Illus., map. The Andes of Southern Peru. Geographical Reconnaissance Along the Seventy-third Meridian, N.Y., Henry Holt, 1916. xi, 336 pp., plates, maps, plans. Lawrence Bruner: Results of Yale Peruvian Expedition of 1911, Orthoptera (Acridiidae--Short Horned Locusts). Proceedings of U.S. National Museum, XLIV, 177-187, 1913. Results of Yale Peruvian Expedition of 1911, Orthoptera (Addenda to the Acridiidae). Ibid., XLV, 585-586, 1913. A. N. Caudell: Results of Yale Peruvian Expedition of 1911, Orthoptera (Exclusive of Acridiidae). Proceedings of U.S. National Museum, XLIV, 347-357, 1913. Ralph V. Chamberlain: Results of Yale Peruvian Expedition of 1911. The Arachnida. Bulletin of Museum of Comparative Zoölogy at Harvard College, LX, No. 6, 177-299, 1916. 25 pl. Frank M. Chapman: The Distribution of Bird Life in the Urubamba Valley of Peru. U.S. National Museum Bulletin 117, 138 pp., 1921. 9 pl., map. O. F. Cook: Quichua Names of Sweet Potatoes. Journal of Washington Academy of Sciences, VI, No. 4, 86-90, 1916.