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xv, 297 p. 23 cm..

By Robertson, E. Arnot.
London The Cresset Press 1959 .
199 p. 22 cm..

By Jackson, Melvin H..
Washington Smithsonian Institution Press; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.] 1969 .
viii, 160 p. 27 cm..

México Imprenta Universitaria 1945 .
xxv, 510 p.

By Azcárraga y de Bustamante, José Luis de..
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By Marley, David..
Santa Barbara, Calif. ABC-CLIO 1994 .
xiii, 458 p., [16] p. of plates , Maps on lining paper. 25 cm..
0874367514 (alk. paper)