Twenty-first Ann. Rept. Bur. Amer. Ethn., pp. 3-126, Washington, 1903.

Two summers’ work in pueblo ruins.

Twenty-second Ann. Rept. Bur. Amer. Ethn., pt. 1, pp. 3-195, Washington, 1903.

Prehistoric Porto Rican pictographs.

Am. Anthrop., n. s. vol. v, no. 3, pp. 441-467, Lancaster, 1903.

Precolumbian West Indian amulets.

Am. Anthrop., n. s. vol. v, no. 4, pp. 679-691, Lancaster, 1903.

Preliminary report on an archæological trip to the West Indies.

Smithson. Misc. Colls., Quarterly Issue, vol. 45, pp. 112-133, Washington, 1903. Reprinted in Sci. Amer. Suppl., vol. lvii, pp. 23796-99, 23812-14, New York, June 18-25, 1904.

Porto Rico stone collars and tripointed idols.