Loco-type multitubular boilers.
NORMA vydána dne 18.11.1940
Designation standards: BS 931:1940
Note: NEPLATNÁ
Publication date standards: 18.11.1940
The number of pages: 24
Approximate weight : 72 g (0.16 lbs)
Country: British technical standard
Kategorie: Technické normy BS