ts, 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 Canon 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 Zooelogy 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.

Agriculture and Native Vegetation in Peru. Ibid., VI, No. 10, 284-293,
1916. Illus.

Staircase Farms of the Ancients. National Geographic Magazine, XXIX,
474-534, May, 1916. Illus.

Foot-Plow Agriculture in Peru. Smithsonian Report for 1918,
487-491. 4 pl.

Domestication of Animals in Peru. Journal of Heredity, x, 176-181,
April, 1919. Illus.

(With Alice C. Cook:)

Polar Bear Cacti. Journal of Heredity, Washington, D.C., VIII, 113-120,
March, 1917. Illus.

William H. Dall:

Some Landshells Collected by Dr. Hiram Bingham in Peru. Proceedings
of U.S. National Museum, XXXVIII, 17