Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 417
Fig. 940. Fig. 941. Fig. 942. full boiler pressure permanently. Fig. 940 is a joint between two wrought-iron pipes; Fig. 941 that between a wrought-iron and cast-iron pipe. In both thesethe joints are calked. In Fig. 942, between two cast-iron pipes, the joint is made by a gasket of…
Mechanical drawing
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