Popular science monthly . .When this operation is finislud, iiib ilnsides of the teeth lightly wiili liu- oil-stone to remove wire edges. Auger-bits may be sharpened by filingthe nibs and cutting lips with a must be done carefully in orderthat the bit may cut evenly. Rul) all tools with a piece of oily wasteoccasionalK, to pre\-ent them fromrusting. .A cabinet in which to keep the toolscan be easily made. A \ery well ar-ranged one is shown in Fig. 6. Thejoints can be fastened with screws tosimplify construction. To Make a Combined Drawing Tableand Stand A DRAWING board which when
Popular science monthly . .When this operation is finislud, iiib ilnsides of the teeth lightly wiili liu- oil-stone to remove wire edges. Auger-bits may be sharpened by filingthe nibs and cutting lips with a must be done carefully in orderthat the bit may cut evenly. Rul) all tools with a piece of oily wasteoccasionalK, to pre\-ent them fromrusting. .A cabinet in which to keep the toolscan be easily made. A \ery well ar-ranged one is shown in Fig. 6. Thejoints can be fastened with screws tosimplify construction. To Make a Combined Drawing Tableand Stand A DRAWING board which when notin use may be set to a lower |)ositionand used as a stand will be found usefulin ]:)laces where the need for such aboard is too infrequent to warrant theexpense of a drawing table. The size ofthe board will depend on the drawingsto be made. For ordinary use, 24 36 in. will be sufficient. Cleats ofwood are screwed to the lower surfaceof the board about t, in. in from its screws should pass upward through. The drawing board, which is easily ad-justable, forms a top for the table ilu I leats and enter tlu boanl. Holes1 in. deep are bored into the cleats tocountersink the screw-heads. The cleatsare made of stock 2 in. square. The legs of the stand are about jH in. Popular Science Monthly 599 long and arc also made of the stock. Tlie common ral)i)itjoint may he used for the front andside rails of the stand and the side railsare then nailed to the front and back railswith finishing nails. The rabbet jointmay also be used for making the legs are screwed to the rails asshown. Four slotted bars are used forsupporting the drawing board above thestand. Each bar is made of two strips 1 in. by ^ in. The front bars are i6 the -back bars, E4 in. long. Selecttwo strips which are to constitute onebar and place small blocks of wood 2 in. long between them at their endsand nail the strips together. Screws pass through the bars aboutI in. from their
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectscience, bookyear1872
