Page:Popular Science Monthly Volume 70.djvu/571

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the thirty-second volume will be found an article on 'Agassiz and Evolution,' by Professor Joseph Le Conte, and in the fortieth volume an article on 'Agassiz at Penikese,' by President David Starr Jordan. As a tribute we print here his portrait and-the facsimile reproduction of a letter addressed by him to Professor Joseph Le Conte, one of the members of a family distinguished for their contributions to natural science.