TY  - GEN
ED  - BRITISH STANDARDS INSTITUTION
TI  - BS 4433 : Pt. 2 : 1969 : Specification for independent thermostatically controlled central heating boilers : gravity feed boilers designed to burn small anthracite
PY  - 1969///
CY  - London
PB  - BRITISH STANDARDS INSTITUTION
N1  - STD1580
ER  -