Portrait of D. Francisco Vallesholding a book open with his left hand, and gesturing at it with his right hand. Text in Spanish. Drawn by J. Maea, engraved by M. Alegre, "Concluida pr. D. M. Sr. Carmona."
Portrait of Claude Bernard. Bernard studied many different aspects of medicine, and emphasized the interrelatedness of life functions and the importance of the body's preservation of internal stability.