1. Principles of zoölogy : touching the structure, development, distribution, and natural arrangement of the races of animals, living and extinct Title: Principles of zoölogy : touching the structure, development, distribution, and natural arrangement of the races of animals, living and extinct Date: 1873. Author: Agassiz, Louis, 1807-1873. Collecting Area: Rare Books Call number: QL 47 A28 1873 LOCAL