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Washington : Carnegie Institution of Washington,
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Reports of the 1st-3d Yucatan Medical Expeditions.
General and miscellaneous information about Yucatan.--Medical surveys and other data.--Surveys in 1931 by the Third Yucatan Medical Expedition.--Contributions to natural history.
Yucatan medical expeditions, 1929-1931.
Mayas.
Mayas
Medical geography
Tropical medicine.
Natural history