TY  - BOOK
AU  - Hudson,Kenneth
TI  - Building materials
SN  - 0582127912
U1  - 691.0942 HUD 
PY  - 1972///
CY  - London : 
PB  - Longman, 
KW  - Building materials
KW  - Great Britain
KW  - History
KW  - Construction industry
N1  -  Includes Bibliographical References (p. 111-114)
ER  -