Nautical Almanac, I, 300; II, [147].
Neal, I, 98.
Negative numbers, I, 196, 203.
Neile, W., II, [190].
Neptune, Discovery of, I, 387; II, [140]. (See Adams, Leverrier.)
Nesse, C, I, 128, 128.
Newcomb, S., I, 162.
Newcomen, T., I, 147.
Newton, Sir Isaac, I, 5, 6, 8, 24, 39, 84, 88, 130, 136, 139, 144, 145, 148, 152, 154, 155, 162, 165, 167, 197, 225, 237, 242, 257, 282, 296, 297, 309, 311, 382, 394, 395, 396, 397; II, [2], [70], [184], [297], [302], [305].
Newton, John, II, [305].