— —, Carbon Creek deposit, some account of, W. R. Johnson, xxxix, 137.
— —, ibid, analysis of coal from, xxxix, 139.
— —, bituminous, xii, 69.
— —, —, S. P. Hildreth, xxix, 77.
— —, Lehigh company, xxiv, 173.
— in Rhode Island, anthracite, on the uses and characters of, B. Silliman, xi, 78.
— —, C. T. Jackson, xl, 187.
— in Tennessee, xxix, 141; xxx, 391.
— in Virginia, beds of, J. Grammer, i, 125.
— —, bituminous, remarks on, J. Pierce, xi, 54.