1912

Joyce, T. A. A short guide to the American antiquities in the British Museum. London.

Joyce describes (p. 14) and illustrates (figs. 12-17) six of the mosaic pieces in the British Museum.

1914

Joyce, T. A. Mexican archæology. An introduction to the archæology of the Mexican and Mayan civilizations of pre-Spanish America. New York and London.

In pl. I is reproduced in colors the skull mask, and in pl. XVIII, fig. 1, the knife with handle. Reference to these is made on p. 141.

Holmes, W. H. Masterpieces of aboriginal American art. II. Mosaic work, minor examples. Art and Archæology, vol. I, no. 3, Washington, November.

A description (pp. 91-102) of some of the more important specimens of mosaics, with colored frontispiece and 9 figures.

1915

Pogue, Joseph E. The turquoise. A study of its history, mineralogy, geology, ethnology, archæology, mythology, folklore, and technology. Memoirs of the National Academy of Sciences, vol. XII, part II, third memoir, Washington.