Author: STEPINSON (Arthur)

Description

DEPosaroftt Stepinson (Arthur). The Oxy-acotylene flame and blowpipe efficiency. See TiONDOI’T; [III. Miscellaneous Institutions, Societies, etc.] British Acetylene and Welding Association. Oxy-acetylene welding and cutting. Five instructive papers. No.3. London, [1919.)

Card ID: 227