Kenison, Ervin, Bradley, Harry Cyrus, 1871-1936 · New York : The Macmillan Company · leaf 55
l passingthrough o. The intersed ion, IIV, of //and Fis the ground line. 53. A Profile Projection. Let the model of some familiar object, such as a cabin, be placed on the horizontal plane in tlic first quadrant, li.^r. <*>l. Let the front and hack be parallel to the F-plane, and the ends… … Fig. m (repeated).F-plane will be seen edgewise as a vertical line, the //-planeedgewise as a horizontal line, and only the right-hand end ofthe cabin will appear. The actual end view is shown in Fig. 65. No boundary isshown in this figure for the P-plane, since it, like the H- and /\ PFig. 65…
Geometry, Descriptive
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