Errata

P. 1. 32, 10, for 100: 180,46, read , 100 : 80, 46. 35, 12, note , for ce dernier aussi, read , ce dernier ainsi. 35, 13, note , for une dègére, read , une lègére. 36, 18, for à 1/20, read , à 1/120 eme. 39, 14, for rapport de 100.83, read , rapport de 100: 83. 41, 6, for ligneux antilacé 92, read , ligneux amilacé 9, 2. 42, 6, for 26 centitn. cubes, read , 96 centim. cubes. 46, 6, for 42 heures, read , 42 jours. 196, 14, for 374, read 3 74. — 20, for 0, 314, read 39.23. — 21, for be be, read be. 199, 8, and 9, for so that, read and that. — 19, for 0.975, read 0.995. — 21, for 21.460, read 21, 580.