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 70
AB;make AB equal in length to one of the longest sides ofthe base; make CD equal in length to one of the longestsides of tlie top, and draw the lines AG and BG, cutting OCTAGON. 47 the points AC and BD; G as a centre, with the radii GCand GA, describe the arcs SO and PN; set off QR, HJand LN equal… … Fg- 57- GUTTER MITER JOINTS. To describe a Pattern for a Miter Joint at Right Anglesfor a Semicircle Gutter.—Let the semicircle ACB (Fig. 58)be the breadth and depth of the gutter ; draw the line AB ;draw the lines AF and BE at right angle to AB; drawthe line DE parallel to AB; make DF equal to…
Metal-work
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