Jean Louis Rodolphe Agassiz was a Swiss-American zoologist, glaciologist, and geologist, the husband of educator Elizabeth Cabot Cary Agassiz, and one of the first world-class American scientists. Wikipedia
...Louis Agassiz (1807-1873) Biographical details and accomplishments Formulated the Ice Age theory The first paleoichthyologist Established the ... www.specializedqualitypublications.com/Louis%20Agassiz.htm
Click on an image to view full-sized Jean Louis Rudolphe Agassiz AGASSIZ, Jean Louis Rudolphe, naturalist, born in Motier, canton Fribourg, Switzerland, 28 May 1807; died in Cambridge, Massachusetts, 14 December 1873. www.famousamericans.net/jeanlouisrudolpheagassiz
The definitive Wikipedia entry for Louis Agassiz. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Louis_Agassiz