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 109
e BD equal to BK ; make AF and CE equalto AO ; also, eachvof the parallel lines bearing tlie sanienumber as i, i, 2, 2, 3, 3, etc.; then a line traced throughthe points will form Sec. i. Make FG and EH equal toHI; reverse Sec. i, place E at G and F at H,and trace a line from G to H; make GJ and HI… … A///ffS8 7 6 S f 32/B F\g: 102. at K, and trace a line from L to K. This completes Sec-tions Nos. 4 ar^d 5. This completes the patterns. When ELBOWS. 87 elbows are to be of heavy iron and riveted, punch theholes for the rivets on the lines FE, GH, JI and LK, allow-ing for the lap each side on…
Metal-work
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