Rogers' drawing and design; an educational treatise relating to linear drawing; machine design; working drawings; transmission methods; steam, electrical and metal working machines and parts; lathes; boiler and parts; instruments and their use; tables, etc (1913)
Hawkins, N. (Nehemiah), 1833- · New York, T. Audel · leaf 39
quare ex-actly on the given line. Place one edge of 60-de-gree angle of the 60-degree triangle to the edge ofthe tee-square, and draw lines making an angle of60 degrees with the tee-square, through both endsof the given line. These lines, with the given line,will form the required triangle. To draw… … parallel lines making angles of 60 degrees with theline AB ; three lines, AE, DOC and FB in onedirection, and the other three, CB, EF and AD inthe other direction. Join the points E and C andD and F. A E C B F D is the hexagon required. To draw a hexagon on a given line. Let AB bethe given line.…
Mechanical drawing · Machine design
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