A practical work-shop companion for tin, sheet-iron, and copper-plate workers ... with numerous valuable receipts and manipulations for every-day use in the work-shop (1904)
Blinn, Leroy J. [from old catalog] · Philadelphia, H. C. Baird & co. · leaf 65
B equal toFB, and draw the lines JL and KM at right angles to JAand KB; also, the lines LC and MD at right angles to LJand MK. Edges to be allowed. SQUARE BASE WITH A CIRCULAR TOP.To describe a Pattern for a Tapering Article, the Base ti? 42 TIX, SHEET-IRON AXD COPPER-PLATE WORKER. be Square, and… … equal in length to one side of the base; make CD equal inlength to one-fourth the circumference of the top, and drawthe lines AC and BD; C and D as centres, with a radiusequal to one-half the difference of the two ends describe thearcs I and H; draw the right-angle lines lAJ and HBK;set off J A and…
Metal-work
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