Fry, Horace Pugh. [from old catalog] · Philadelphia [The John C. Winston co.] · leaf 60
two or more pieces shallfit tightly and at the same time be readily adjustable for taking upwear or for removing, one or more of the pieces are made tapering. 2. The necessary dimensions are those of the larger end, thelength of the tapered portion and the taper per foot, or fraction ofan inch in a… … Taper —Jn.per Ft
Mechanical drawing
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