TY  - SER
ED  - Iowa Geological Survey.
TI  - Iowa geology
SN  - 0193-4856
AV  - QE111 .I57
U1  - 557.77/05 
CY  - [Iowa City]
PB  - Iowa Geological Survey.
KW  - Geology
KW  - Iowa
KW  - Mines and mineral resources
N1  - Latest issue consulted: No. 15 (1990)
UR  - http://www.archive.org/details/iowageology00iowa
ER  -