Hatfield, Robert Griffith, 1815-1879. [from old catalog] · New York & London, Wiley and Putnam · leaf 177
FRAMING. 163 rafter; i2 is a principal rafter; ^ is a king-post; s is a strut; S,{Fig. 211,) is a straining-beam ; Q is a queen-post ] T is a, tie-beam ; and P, P, (Fig. 212,) are purlins. In constructing a roofof importance, the trusses should be placed not over 10 feet apart,the principal rafter…
Carpentry · Architecture
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