ILLINOIS STATE MUSEUM 



OF 



NATURAL HISTORY 



SPRINGFIELD. ILLINOIS. 



Board of Trustees. 



John P. Altgeld, Governor. 



William H. Hinrichsen, Secretary of State. 



S. M. Inglis, Superintendent of Public Instruction. 



George Walter Murray, 



Secretary. 



William F. E. Gurley, 



State Geologist and Curator. 



