Early man, as depicted by leading authorities at the International symposium, the Academy of natural sciences, Philadelphia, March 1937 /
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| Formato: | Libro |
| Lenguaje: | English |
| Publicado: |
Philadelphia & New York :
J.B. Lippincott company,
1937
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| Materias: |
| Notas: | Ilustraciones en papel forro |
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| Descripción Física: | 362 p. ; front. il. maps. diagrs. 23 1/2 cm. |