— - — — increased by passing it through a portion of the generating magnet, J. P. Emmet, xxviii, 331.
Magneto-electricity, J. Locke, xxxiv, 125.f
Magnetometer, new, A. D. Bache, xl, 380.
Magnolia grandiflora, xxvi, 314.
Mahogany, artificial, ix, 206.
Mahomet Ali, notice of, xxviii, 30.
Maine, geological reports of C. T. Jackson on, noticed, xxxii, 193; xxxv, 387; xxxvi, 143; xxxvii, 376.
—, miscellaneous remarks on the geology of, C. T. Jackson, xxxiv, 69;
–actual bituminization of peat, xxxiv, 73.
—, anthracite coal formation of, C. T. Jackson, xxxvi, 149.