Jamison, Alpha Pierce. [from old catalog] · New York, J. Wiley & sons; · leaf 228
48.—This sheet is given as a pre-liminary to the drawing of gear-teeth, and is also an excellentexercise for practice in the use of the irregular curve; thechapter on gearing should be carefully read before beginning thedrawing. The sheet is to be a full-size drawing to the dimensionsgiven, and is… … 2IO MECHANICAL DRAWING. 215. Sheet No. 23, Plate No. 49.—Here is presented a firstexercise in the construction of gear-teeth. The sheet is to be afull-size drawing, and is to be executed in accordance with Sect.160. The finished sheet is to show all lines, letters, and figures,except the dimension…
Mechanical drawing
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