Pattern making; a practical treatise for the pattern maker on wood-working and wood turning, tools and equipment, construction of simple and complicated patterns, modern molding machines and molding practice (1916)
Ritchey, James, Monroe, Walter W. (Walter William), b. 1869 · Chicago, American technical society · leaf 80
articles whoselongest dimension does not exceed 3 or 4 feet, an addition of £ inchto the surface to be finished is usually sufficient. For larger dimen- PATTERN MAKING 65 sions it may be necessary to add as much as \ inch or | inch, butvery rarely more than this. In making this allowance it is… … Fig. 134. Pattern for Plain Bar throughout the whole. Hence, in such cases, a greater allowancemust be made for the finishing. On small pieces, and where the molding is carefully done, itmay be possible to make as small an allowance as y^ inch, butas a general rule sufficient metal should be put…
Patternmaking
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