Johnston, Philip Devereux, 1855- · New York, D. Williams Company · leaf 52
a face, andcomplete the plan by drawing with 45° triangle sides,5—6, 6—5, 5—4 and 4—5. Project corners6—5—4 upwards (using 90° angle), then with 30°angle draw 5—4 and 5—6. Make 5—7 equal to 5—4,with 7 as centre and rad. 5—7 draw circle which willcircumscribe the hexagon representing the cube.… … Pla//. €VAT/0A/, 47 A MANUAL OF MECHANICAL DRAWING. 6—4 in plan, mark off point 7 on line 7—7,draw 5—4—7. Projection of point 4 will cutline 5—7 at its middle 4, draw 4—3 per-pendicular to 5—7 and 2!—7 and 5—7 paral-lel to 4—3, draw 2—7 through 3, thtis completingthe front and side elevations. To…
Mechanical drawing
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