TY  - BOOK
AU  - Troeger, Jack Clayton,
CN  - QE111 .T76 1983
CN  - QE111
CY  - Ames, Iowa :
DA  - 1983.
ET  - 1st ed.
ID  - 89666
KW  - Geology
N1  - Includes index.
PB  - Iowa State University Press,
PP  - Ames, Iowa :
PY  - 1983.
SN  - 0813815215
T1  - From rift to drift :Iowa's story in stone /
TI  - From rift to drift :Iowa's story in stone /
ER  -