TY  - BOOK
AU  - Braithwaite, Lee F.
AU  - Rigby, J. Keith
TI  - HISTORICAL GEOLOGY EXERCISES
U1  - 551.7 
PY  - 1964///
CY  - Minneapolis
PB  - Burgess Pub.
KW  - Geology, Stratigraphic -- Laboratory Manuals
ER  -