Structural timbers, strength of, [138]-144

Summer wood, ([see Late wood])

Sycamore, [9], [13], [16], [20], [27], [32], [42], [57], [64]

Tamarack, [9], [13], [16], [20], [27], [32], [36], [40], [42], [48], [57], [140], [141], [142], [143], [144]

Temperature, effect of, [84]-86

Tensile strength, [1], [7], [23], [78]

parallel to grain, [7], [8]

right angles to grain, [8]

Tension, [7]

failures, [34]