Babbit, Arthur B · New York, H. Holt and company · leaf 49
ngle, and is expressedon the top and side views by dotted lines. Inas-much as the mortise is not visible from the top orside, some characteristic must be employed to dis-tinguish the visible from the invisible edge. Fulllines are employed to represent visible edges of theobject, and dotted lines… … WORKING DRAWINGS 39 DIMENSIONS The drawings we have just considered, while wellrepresenting the objects, do not give enough in-formation for making the models. Not only mustthe general outline, shape, etc., be shown, but thedimensions necessary for making the model to adefinite size must also be…
Mechanical drawing
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