Carpentry made easy, or, The science and art of framing, on a new and improved system : with specific instructions for building balloon frames, barn frames, mill frames, warehouses, church spires, etc., comprising also a system of bridge building, with bills, estimates of cost, and valuable tables ... (1857)
Bell, William E · Philadelphia : Howard Challen · leaf 64
nd see if they arelevel or parallel with each other. If not, make them so, by cuttingoff the spots under the squares till they become so; then make theother work side square with this one, at these two spots, and draw apencil mark square across both sides: these marks are calledplumb spots. On the… … BALLOON FIJAMIXG. 51 sills, and square the ends by it. If the stick is very irregular, it shouldbe counter-hewed, and the two work sides made square and straight. Spacing for Windows and Boors. Next, lay out spaces for windows and doors, leaving a space for thedoorway 2| or 3 inches more than the…
Carpentry · Bridges
Internet Archive · UMass Dartmouth, Claire T. Carney Library · Public Domain Mark 1.0. Free to use for anything.