BS 4433 : Pt. 2 : 1969 : Specification for independent thermostatically controlled central heating boilers : gravity feed boilers designed to burn small anthracite
- London BRITISH STANDARDS INSTITUTION 1969
- 25p.
STD1580
BS 4433 : Pt. 2 : 1969
697.326:662.62 /
STD1580
BS 4433 : Pt. 2 : 1969
697.326:662.62 /