TY  - BOOK
AU  - Harker,Alfred
TI  - Metamorphism: a study of the transformations of rock-masses 
U1  - 552.4 
PY  - 1932///
CY  - London
PB  - Methuen & Ltd.
KW  - Rocks, Crystalline and metamorphic
N1  - Includes index
ER  -