Model engine construction, with practical instructions to artificers and amateurs (1894)
Alexander, John Henry. [from old catalog] · London, New York, Whittaker · leaf 84
rass plate A,each tube passing through a hole in the plate. The THE BOILERS AND THEIR FITTINGS. 65 glass tube is inserted by one end into one block, andby the other end into the other block—this is bestdone previous to soldering down one of the blocksto the plate. When the tube is in position, fill… … Fig. 18. week or two near the fire to harden. When this iscomplete, the gauge will be found perfectly steam-tight, will remain so, and can be attached to theboiler by soldering the plate all round the edges,having previously drilled two holes in the shell,through each of which one of the brass…
Steam-engines · Machinery
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