TY  - BOOK
AU  - Harrison, Dex  Ed.
TI  - Specification. Vol.2 : building methods and products
U1  - 692.3 
PY  - 1967///
CY  - London,England etc
PB  - Architectural Press
KW  - Building materials -- Great Britain
KW  - Building -- Great Britain -- Contracts and specifications
KW  - Precast concrete
N1  - ENG
ER  -