Blueprint reading; a practical manual of instruction in blueprint reading through the analysis of typical plates with reference to mechanical drawing conventions and methods, the laws of projection, etc (1919)
Fairfield, Howard Parker, 1858-, Kenison, Ervin, Waite, Edward B. (Edward Broughton), 1873-, American Technical Society · Chicago, American technical society · leaf 148
liable to split in drying. Place the drawing board in ahorizontal position until the paper is dry, when it will be found to beas smooth and tight as a drum head. Drawing Board. The drawing board. Fig. 1, is usually made ofwell-seasoned and straight-grained soft pine, the grain runninglengthwise of… … Fig. 1. Drawing Board pieces are fastened by a glued matched joint, nails or screws. Twocleats on the bottom, extending the whole width of the board, willreduce the tendency to warp. Drawing boards are made in sizes toaccommodate the sizes of paper in general use. Thumb Tacks. Thumb tacks are ased…
Mechanical drawing · Blueprinting
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