The little gold mine. Conklin's handy manual of the mechanical arts and house plans .. (1889)
Conklin, [George W.] [from old catalog] · Chicago, Laird & Lee · leaf 328
larger in every way than the dimen-sions you wish to punch. It should alsohavCgV^ draft, or taper endwise to allowof a driving bit on the plate fitted in.This plate should be Yz thick at least.You first drill all the holes in your diein the right position, and after reamingFig. 3. them out, harden… … ^^l^l^l^l^l^i;;!^!^^^ 328 die, through tne die holes, and mark their exact position onthis plate. When this is done, remove the die and drill theholes through from these marks, and countersink them frombehind. Now, the stripper or guide, which should be about^^ thick, is fastened on in the position…
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