248.
Kerr, Prof., 73.
King, Clarence, 258, 259.
Knobel, E. B., 380.
Koresh, his theory, 385.

Lamar, Judge Lucius, 264.
Langley, Prof. Samuel P., 240.
Language, advantage of not knowing a, 306.
Laplace, the "Mecanique Celeste" of, 1.
Lardner's "Popular Lectures on Science and Art," 19.
Lawrence, Prof. Smith J., 56.
Lee, Gen. Robert E., 339.
Lee's "Tables and Formulae," 56.
Leverrier, M., two views of, 328; meeting with, 330; his merits, 331.
Leverrier and Hansen's systems of planetary computation, 219.
Lick, James, 182.
Lick Observatory, origin of, 182; location discussed, 187; telescope
at, 185; Holden's administration, 192; Keeler's administration,
194; Campbell's administration, 194.
Lincoln, Pres., his war-time receptions, 342; assassination of, 344;
trial of assassins, 345.
Lister, Lord, 278.
Litchfield Observatory, founder of, 374.
Loomis, E. J., 74.
Lowe, Mr. (Viscount Sherbrooke), 276.

Mahan, Prof. D. H., 335.
Mars, discovery of the satellites of, 141.
Marsh, Prof. O. C., exposure of Indian ring, 263; relation to "Wild
West," 265; exposure of Cardiff giant, 266; his modern fossil, 269.
Maskelyne, Rev. Nevil, 152.
"Mathematical Monthly," foundation of, 84.
Mathematics and exact sciences, state of, in America, 402.
Maury, Matthew F., work of, 103.
McCook, Gen. A. D., 341.
McCormick, L. J., 132.
McCulloch, Hugh, 244, 402.
McMickan, Captain, of Cunard Line, 271.
McTavish, Governor, 91.
"Mecanique Celeste," first sight of, 56.
Meier, John, 223.
Meridian conference of 1884, 226.
Mill, John Stuart, 272.
Mills, D. O., 183.
Miner and Tully's "Fevers of the Connecticut Valley," 33.
Monroe, Rev. Alexander H., 36 n.
Moore, Capt. W. S., 361.
Moore's Navigator, 17.
Morrill, Justin S., 124.

National Academy of Science, early proceedings, 251; report of
Geological Survey, 255; report of Forestry System, 261.
"National Intelligencer," letter in, 55.
Natural Philosophy, Mrs. Marcet's Conversations on, 18.
Nautical Almanac, assistants on, 66; in charge of, 120.
Naval Observatory, early history of, 102; work at, 109; conditions
at, 110; civilian head proposed, 111; views of administration in
regard to, 112; reports of eclipse of 1870, 113; visit of Emperor
Dom Pedro, 117; efforts to improve, 122; Board of Visitors
appointed, 126; telescope of, 128; Congressional action regarding
new telescope, 131; observations of satellites of Neptune, 136,
141; search for companion of Procyon, 138.