Compton, Alfred G. (Alfred George), 1835-1913 · New York : J. Wiley & Sons · leaf 44
ched, and if necessary moved about, to let each receive its proper amount of heat. When at the welding heat, they must be put to¬ gether as quickly as possible in the proper posi¬ tion, and made to adhere by a few light blows of the hammer, after which harder blows are given till the union is… … some device be used for fastening the two pieces together. We will therefore begin our exercises in welding with such as consist in joining the
Metal-work
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