Hatfield, Robert Griffith, 1815-1879. [from old catalog] · New York & London, Wiley and Putnam · leaf 231
bit in the gauge-mark at a, and bore in the direction, a c. To dothis easily, make chucks as represented in the figure, the bottomedge, g A, being parallel to o c, and having a place sawed out, ase f, to receive the rail. These being nailed to the bench, the railwill be held steadily in its proper… … Fig. 269. st-AiRS. Sir ^73.— To obtain^ by the foregoing principles^ the face-mouldfor the twists of a moulded rail upon platform stairs. In Fig.269, a b c is the plan of a line passing through the centre ofthe rail around the cylinder as before, and the lines aboveit are a vertical section of…
Carpentry · Architecture
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