A treatise on architecture and building construction (1899)
International Correspondence Schools · Scranton, The Colliery engineer co. · leaf 369
38 CARPENTRY. §9 in, half the thickness of the timber ;//, and the two pieces arethen driven together and held in place by spikes or screws. The form shown at {a) is best adapted to positions wheretimber ;// is intended to be placed at right angles to the
Architecture · Building
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