Search Only Images Visit Image Gallery FAQ page Visit Image Gallery FAQ imggal_sm2.png Portrait of Louis Agassiz Download this image Image ID: SIL-SIL14-A1-06 Supplied Caption: Portrait of Louis Agassiz. Photograph. Tag(s): geology, biology, Agassiz, Louis, 1807-1873 Collection(s): Scientific Identity Topic(s): Natural History Download: Image No Copyright - United States Request copy of image How can I use this image?