Practical draughtsmen's work, with numerous engravings and diagrams (1903)
Hasluck, Paul N. (Paul Nooncree), 1854-1931, ed · Philadelphia, D. McKay · leaf 36
middle and trued up; the scale on the upperedge afterwards proved to be of great use in adjusting the twopoints. Having made the beam, cut two strips of tin about fin. or fin.wide, and long enough to go round the beam, and make a lap-jointas shown in Fig. 43 and also in all the other figures; bend…
Mechanical drawing
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