• Darwin Archive | 'Expression of emotions': photographs and portfolio I | 'Expression of emotions': photographs | Materials for 'Expression', photographs from several sources, materials for engravings | (printed maps of facial muscles, annotated), 1809-01-01 - 1882-04-30 | (printed maps of facial muscles, annotated), 1809-01-01 - 1882-04-30

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Part of the Cambridge University Library Repository