Quito, Ecuador: Pan American Society of Tropical Research.
Softcover. Fair. Undated, but c. 1945 (per OCLC). 90 pp, in original printed wrappers. Complete, but wappers heavily chipped and edgeworn, with some staining along the spine, small tears. Internals unmarked, paper tanned. A vocabulary of the Quichua (Quechua) language, with each word translated into Spanish and English.