TY  - BOOK
AU  - Butterworth,Benjamin
TI  - Bricks and modern research ..
U1  - 691.4 
PY  - 1948///
CY  - London
PB  - Crosby Lockwood & Son
KW  - Bricks
KW  - MCE
N1  - 0; 0; 0; 691_400000000000000_BUT
ER  -