Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 47
the paper on theboard, always true it up according to the long edge of the sheet.First fasten the paper to the board with thumb tacks, using atleast 4 — one at each corner. If the paper hiis a tendency to curlit is better to use 6 or 8 tacks, placing them as shown in Fig. 36.Thumb tacks are… … Viix. :!<i. MECHANICAL DRAWING. 27 sheet by placing the T-square so that its upper edge coincides witlithe diaoonal corners A and G and then witli the corners F andB, drawing short pencil lines intersecting at C. Now place theT-square so that its upper edge coincides with the point 0 anddraw the…
Architecture · Building · Carpentry
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