Jamison, Alpha Pierce. [from old catalog] · New York, J. Wiley & sons; · leaf 202
in asimilar manner. To finish the sheet ink in the two construction circles for theellipses, also the rhombus; omit all other construction lines.Give all dimensions, except those given for balancing the sheet,and center lines. (Do not ink in the outline of the French curve.) 198. Sheet No. 6, Plate… … 184 MECHANICAL DRAMNG. of structural iron draughting, and is to be first constructed inpencil, to a scale of i = i, without any letters or figures, andsubmitted for inspection, then inked in, and the letters and figuresdrawn last. Space the lettering of the title so as to add the line Scale.... i =…
Mechanical drawing
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