—, localities of, in Connecticut, vi, 225.
—, —, in New Jersey, xl, 69; xliv, 54.
—, —, in New York, xliv, 56.
—, —, in Nova Scotia, xxx, 345, 348.
[Appalachian] chain, physical structure of, H. D. and W. B. Rogers, xliii, 177; xliv, 359.
— —, in Maryland, notices and geological sections, W. E. A. Aikin, xxvi, 219.f
Apparatus, chemical, for the combustion of metals in chlorine, R. Hare, xiv, 354.f
—, —, for procuring nitrogen, R. Hare, xiv, 356,f xxviii, 263.f
—, —, for experimenting with carbonic acid gas, R. Hare, xiv, 358.f
—, —, substitute for Woulfe's bottles, R. Hare, i, 410f; xiii, 1.f