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Pattern making and foundry practice; a plain statement of the methods of wood pattern making, as practiced in modern pattern shops, with complete instructions for sweep work and notes on foundry practice, together with numerous drawings taken from actual patterns .. (1905)

Hand, L. H. (Louis Henry), b. 1854 · Chicago, F. J. Drake & co. · leaf 48

An illustration from Pattern making and foundry practice; a plain statement of the methods of wood pattern making, as practiced in modern pattern shops, with complete instructions for sweep work and notes on foundry practice, together with numerous drawings taken from actual patterns .., 1905, leaf 48
and90°, and is used to bisect the angles of theoctagon, obtaining the octagon miter (see a 6 c.Fig. 14). Some few extra large wooden set AND FOUiNDRY PRACTICE 43 squares are yet in use for certain purposes; butfor general use the modern celluloid or amberoidinstruments are so far superior, on… … Tin /sr cheap ones are not desirable, and in buyinginstruments or tools it is always advisable toprovide the very best that ones means will per-mit. An indifferent mechanic can never do goodwork with inferior tools and a good one will notuse them when he can possibly avoid it. Theset shown in Fig.…

Patternmaking · Founding

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