TY  - BOOK
AU  - Mather,K.F.
TI  - Laboratory manual for geology. Vol.1
AV  - QTO QF44.M3 Vol.1 Pt.1 
PY  - 1950///
CY  - New York
PB  - Appleton-Century Crofts, Inc
KW  - Physical geology
KW  - Laboratory manual
ER  -