MAY 21 IMS 



ILLINOIS STATE MUSEUM 



OF 



NATURAL HISTORY 



SPRINGFIELD, ILLINOIS. 



Board of Trustees. 



John P. Altoeld, Governor. 



WiLiJAM H. HiNRionsEN, Secrehiry of Slate. 



S. M. Inglis, Hnperintendent of Public InstrucHon. 



George Walter Mdbray, 



Secretary. 

 William F. E. Gurley, 



Stale Geologist and Curator. 



