Welland canal, xiv, 159.f
Wells, R. W., origin of prairies, i, 331.
[Wells,] artesian, xx, 392.
—, —, notice of, xxvii, 399.
—, —, at St. André, xxxvi, 204.
—, —, at Grenelle, Paris, xli, 209.
—, —, uses arising from the uniform temperature of the water, xxii, 373.
—, —, Ohio, xlix, 406.
—, frozen, xxxvi, 184.
—, of Columbia, S. C., affected by earthquakes, i, 93.