, 53, 86, 141, 143
Smith, V. A., 20, 35, 46, 47
Smith, Wm., 75
Sm[r.]ti, 17
Spain, 64, 65, 100
Spitta-Bey, 5
Sprenger, 94
['S]rautas[=u]tra, 39
Steffens, F., 116
Steinschneider, 5, 57, 65, 66, 98, 126
Stifel, 62
{160}
Subandhus, 44
Suetonius, 80
Suleim[=a]n, 100
['S][=u]nya, 43, 53, 57
Suter, 5, 9, 68, 69, 93, 116, 131
S[=u]tras, 13
Sykes, P. M., 75
Sylvester II, _see_ Gerbert
Symonds, J. A., 129

Tannery, P., 62, 84, 85
Tartaglia, 4, 61
Taylor, I., 19, 30
Teca, 55, 61
Tennent, J. E., 75
Texada, 60
Theca, 58, 61
Theophanes, 64
Thibaut, G., 12, 13, 16, 44, 47
Tibetan numerals, 36
Timotheus, 103
Tonstall, C., 3, 61
Trenchant, 60
Treutlein, 5, 63, 123
Trevisa, 136
Treviso arithmetic, 145
Trivium and quadrivium, 73
Tsin, 56
Tunis, 65
Turchill, 88, 118, 123
Turnour, G., 75
Tziphra, 57, 62
[Greek: tziphra], 55, 57, 62
Tzwivel, 61, 118, 145

Ujjain, 32
Unger, 133
Upanishads, 12
Usk, 121

Valla, G., 61
Van der Schuere, 62
Var[=a]ha-Mihira, 39, 44, 78
V[=a]savadatt[=a], 44
Vaux, Carra de, 9, 74
Vaux, W. S. W., 91
Ved[=a][.n]gas, 17
Vedas, 12, 15, 17
Vergil, 80
Vincent, A. J. H., 57
Vogt, 13
Voizot, P., 36
Vossius, 4, 76, 81, 84

Wallis, 3, 62, 84, 116
Wappler, E., 54, 126
Waeschke, H., 2, 93
Wattenbach, 143
Weber, A., 31
Weidler, I. F., 34, 66
Weidler, I. F. and G. I., 63, 66
Weissenborn, 85, 110
Wertheim, G., 57, 61
Whitney, W. D., 13
Wilford, F., 75
Wilkens, 62
Wilkinson, J. G., 70
Willichius, 3
Woepcke, 3, 6, 42, 63, 64, 65, 67, 69, 70, 94, 113, 138
Wolack, G., 54
Woodruff, C. E., 32
Word and letter numerals, 38, 44
Wuestenfeld, 74

Yule, H., 107

Zephirum, 57, 58
Zephyr, 59
Zepiro, 58
Zero, 26, 38, 40, 43, 45, 49, 51-62, 67
Zeuero, 58

* * * * *

ANNOUNCEMENTS

* * * * *

WENTWORTH'S

COLLEGE ALGEBRA

REVISED EDITION

12mo. Half morocco. 530 pages. List price, $1.50; mailing price, $1.65

* * * * *

This book is a thorough revision of the author's "College Algebra." Some
chapters of the old edition have been wholly rewritten, and the other
chapters have been rewritten in part and greatly improved. The order of
topics has been changed to a certain extent; the plan is to have each
chapte