Search Only Images Download this image Portrait of Louis Agassiz No info available for book source. Image ID: SIL-SIL14-A1-07 Supplied Caption: Portrait of Louis Agassiz. Engraving , published by Johnson, Fry & Co., New York. "Likeness from an approved photograph from life." Original Caption: "Likeness from an approved photograph from life." Tags: geology, biology, Agassiz, Louis (1807-1873) Categories: Science Collection(s): Scientific Identity No Copyright - United States Request copy of image How can I use this image?