TY  - BOOK
AU  - Walters, William T.
AU  - Ferrell,  B.  E.
TI  - Steam and  hot water fitting
U1  - 697.5 
PY  - 1956///
CY  - London
PB  - The Technical Press
KW  - Steam --  Heating
KW  - Hot --  Water Heating
N1  - Previous Ed. 1939
ER  -