—, —, —, ibid, E. G. Kelley, xl, 117.f
—, —, —, ibid, J. P. Couthouy, xli, 200.
—, lunar, v, 176; xxxv, 305.
Volcanic ashes of Etna, analysis of, xii, 194.
— —, on some showers of, xxv, 129.
— —, at sea, west of the Philippines, P. Parker, xl, 198.
— —, carried by upper atmospheric currents, W. C. Redfield, xxv, 128.
— character of Transylvania, xiii, 251.
— eruptions and earthquakes, J. Galindo, xxviii, 332.
— formation of islands, xxxvi, 267.