An introverted and an extroverted man; exhibiting excessive and lacking propensities connected with the faculty of causality (reflective thought) in phrenology. Steel engraving by E. Monnin, 1847, after H. Bruyères.
Wellcome Collection

An introverted and an extroverted man; exhibiting excessive and lacking propensities connected with the faculty of causality (reflective thought) in phrenology. Steel engraving by E. Monnin, 1847, after H. Bruyères.

Hippolyte Bruyères · 1847

CC0 — Public Domain
Wellcome Collection

Lettering: Phrénologie. Causalité. L'homme absorbé et l'homme du monde. H.te Bruyères del. E. Monnin sc. Pl. 81

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