TY  - BOOK
AU  - Weller,J.Marvin
AU  - Ekblaw,George E.
AU  - Savage,Thomas Edmund
TI  - Preliminary geological map of parts of the Alto Pass, Jonesboro, and Thebes Quadrangles, Union, Alexander, and Jackson counties
AV  - QE106.A6 W4
U1  - 551.70977399 
PY  - 1940///
CY  - Urbana, Ill.
KW  - Geology
KW  - Illinois
N1  - At head of title: State of Illinois ... Department of registration and education ... Division of the State geological survey; Bibliographical foot-notes
ER  -