Crawshaw, Fred D. (Fred Duane), b. 1874, Phillips, J. D. (James David), 1869- joint author · Chicago, New York, Scott, Foresman and company · leaf 69
Fig. 64. Form for Testing Concrete Prisms 16. Of what use is the table line ? 17. (a) How do you proceed to locate the drawing centrallyon the sheet? 64 MECHANICAL DRAWING 18. How are the perspectives of the inclined lines located? … Fig. G6. Pen Eack 19. (a) Give the proportions of the vertical measure cylinder,(b) The major axes of the bases are at what angle with the axisof the cylinder? PEESPECTIVE SKETCHING 65 20. How does the difference in level affect the appearance ofa horizontal circle in perspective? 21. Of what…
Mechanical drawing
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