BOARD OF
ILLINOIS STATE MUSEUM ADVISORS

M. M. Leighton, Ph. D., Chairman

Illinois Geological Survey, Urbana

Everett P. Coleman, M. D.

Coleman Clinic

Canton

Percival Robertson, Ph. D.

The Principia College

Elsah

N. W. McGee, Ph. D.

North Central College

Naperville

Sol Tax, Ph. D.

University of Chicago

Chicago

Copyright by
ILLINOIS STATE MUSEUM
1958

STATE OF ILLINOIS
William G. Stratton, Governor

DEPT. OF REGISTRATION & EDUCATION—ILLINOIS STATE MUSEUM
Vera M. Binks, Director Thorne Deuel, Museum Director


STORY OF ILLINOIS SERIES, No. 9