price of coal, 64;
Peter's Mountain, 65;
Wyoming beds, 66;
Lackawanna, 67.
—, —, on the bituminous, J. Pierce, xii, 69;
–use of, in making iron, 73.
—, — mines of Belmont on the Lackawanna, T. Ritter, xii, 301.
—, — on Tioga river, chemical analysis and description of, W. Meade, xiii, 32;
–the two great coal districts of the state, 35.
—, — region of the valley of the Lackawanna and Wyoming, B. Silliman, xviii, 308.f