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 28
F and the taperrequired on a side, draw a line cutting the points A andD, and the Ime BC. On any right line, as AB in Fig. 7, with the radii CDand CA, describe the arcs EF and CD, set off EF equalf-o EBF in Fig. 5 ; draw the lines CE and DF, cutting thecentre at B. OVAL. 5 Edges to be allowed. Fig.… … Fig. 6. and LK, describe the arcs IK and GH ; set off IK equalto FDG in Fig. 5, draw the lines GI and HK, cutting thecentre at L. Edges to be allowed. The taper must be equal on all sides. 6 TIN, SHEET-IRON AND COPPER-PLATE WORKER.
Metal-work
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