| Roberto M. Gerstmann An Aymara type of Tilata on Lake Titicaca, an example of the enterprising Indian who by industry and intelligence attained a certain ease. [Bolivia, pl. 55] 1928 (before) Photogravure Private collection of Daniel Buck LL/15485 Published in "Bolivia" containing the photogravures of Roberto M. Gerstmann (Paris, 1928)
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