The principles of pattern making, written specially for apprentices and students in technical schools (1900)
Horner, Joseph Gregory, 1847-1927 · London, New York, Pitman · leaf 50
ofmaking these plates in short segments, halved together,is that there is less short grain than as if these werecut out of single widths of board, and their liability toshrink is correspondingly diminished. For the samereason the inner and outer curves of the portioi? be-tween the plates are formed… … Fig. 23. Examples of Boxing-up. 40 PRINCIPLES OF PATTERN MAKING. are halved into one another. The top and bottomplates are screwed to these pieces, as seen in plan at A.Fig. 24 is an example of hollow work of another type.It is not, however, termed boxing up, but lagging, orlagging up. It is used…
Patternmaking
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