Trap, optical, for catching animals, v, 200.
Trapezium paddle-wheels, xlii, 336.
Traveller's Society, v, 175.
Travels, Stevens's, in Egypt, Arabia, &c., noticed, xxxii, 398.
Travelli, J. S., meteorological register kept at Singapore, Nov. 1839 to Feb. 1841, xliv, 151.
Travelling with dog-sleds in the northwest, xiii, 391.f
Travertine, deposit of, xxxiv, 152.
Tree from which water drops in great quantities, xv, 170.
—, fossil, see [Fossil.]
Trees, beach, interlocking of, xxxii, 379.