TY  - BOOK
AU  - Callaway,C.
TI  - The Precambrian rocks of Shropshire. Part 1. Notes on the Microscopic structure of some of the rocks por T.G. Bonney
T2  - Quarterly Journal Geol. Soc
PY  - 1879///
CY  - -
PB  - 
KW  - Geologia
KW  - Precambrico
KW  - Shropshire
ER  -