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 51
r. 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 for turned work. The figurerepresents a section of the pattern of a pipe or columnof any… … Fig. 24. Example of Lagging up. meter of the work. The lagging strips C are jointedlongitudinally at rf, and glued. At the same timethey are bedded upon the flats of the cross bars B, andeither nailed or screwed to these. In the joint face A-Athey are abutted without glue. After this is all…
Patternmaking
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