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 210
tion ; then change thechuck so as to make anotherribbon at right angles to thefirst, the first tool marksbeing the guide for the depthof the second cutting. Next ^ ^ change the work so as to get a ribbon between the other cuts, and continuing this process ofchanging and turning over the whole… … as I have called them, at right angles to each other, but thereis no need of that ; by the eye is enough. When the machinist comes to finish up the casting, hecan bolt the chuck-block to his face plate, and use his steelcenter and a concave piece of copper as represented in thecut. He will have to…
Industrial arts · Workshop recipes · Architectural drawing
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