Young, George, jr, Baxter, Hubert Eugene, joint author · New York, The Macmillan Co. · leaf 313
reetimes the scale. Find the openings required for a shaft, .the rightsection of which is an equilateral triangle, IJ on a side. EXERCISE SHEET LXXVHI (§§184-187) Use a large sheet, placed vertically and divided into four parts asshown on p. xii. Omit HA lines. Construct an elevation and a roof… … APPENDIX 207 Letters on Figure 197Case abcdefgh 1 40 20 20 40 25 25 10 10 2 40 20 20 40 12 30 8 12 3 40 20 20 40 25 10 .12 8 4 Using dimensions as in 2, above,let the low wing be revolved on Ountil the angle is 60°. [Note. Dormers similar to those in Figs. 192 / and 198 may beadded if desired. Let…
Geometry, Descriptive
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