[24] _Brit. Assoc. Rep._, 1868, p. 165.



INDEX


Abul Wefa, 24
Acceleration of moon's mean motion, 60
Achromatic lens invented, 88
Adams, J. C., 61, 65, 68, 69, 70, 87, 118, 124
Airy, G. B., 13, 30, 37, 65, 69, 70, 80, 81, 114, 119
Albetegnius, 24
Alphonso, 24
Altazimuth, 81
Anaxagoras, 14, 16
Anaximander, 14
Anaximenes, 14
Anderson, T. D., 137, 138
Angstrom, A. J., 102
Antoniadi, 113
Apian, P., 63
Apollonius, 22, 23
Arago, 111
Argelander, F. W. A., 139
Aristarchus, 18, 29
Aristillus, 17, 19
Aristotle, 16, 30, 47
Arrhenius, 146