TY  - BOOK
AU  - Bray, Arthur
TI  - Geology applied to building and engineering
U1  - 620.1 DDC 21
PY  - 1948///
CY  - London
PB  - Sir Isaac Pitman & Sons Ltd
KW  - Engineering geology
KW  - Economic geology
KW  - Materials
KW  - Building materials
ER  -