nently close the hole. It consists of a A shop should he furnished with some kind of a square-headed brass machine screw, with head flat- writing shelf or desk, and since it is often necessary tened and pierced to receive a pin, whereby it is to make sketches or accurate drawings of details, a… … surface, and bearing upon iron washers. (See sketch.) PATCH FOR THE KITCHEN BOILER. HOW TO WIND A SPACED COIL SPRING. The holes should be bored larger than the screws, the BT CHARLES LURCOTT. with a leather washer, a broad metal washer slightly hole in the washer being the same size. This will pre-…
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