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Scientific American, Vol. 80, No. 9 (March 1899) (1899)

leaf 3

An illustration from Scientific American, Vol. 80, No. 9 (March 1899), 1899, leaf 3
the despair of all picks up the plate, swings over to the next tool foreign competitors. (meanwhile reversing the plate so as to bring Time was when all watches were made by its opposite face to the tool), and places it in hand; they are largely so made in Europe to- the next holder at G^ where it… … have been drilled, then a second drill of a dif- 11.—Automatic Pinion Cutting Machine. finished product, much of which before it can ferent size is brought into operative position pass the inspector must be gaged to one ten- and the operation is continued until about one- thousandth of an inch. The…

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