Turnover cycle. ,2a 5) On the Mainten¬ ance and Renewal of Permanent Way." Paper.

257, 258, 259, 263, 620, 621, 623, 624, 638, 639, 640, 641, 642, 643, 648, 674 Hutton. Charles (1737-1823) — 351 Huxley, Thomas Henry (1825-1895) — 453 Buchanan, David (1779-1848) — 128, 524, 682 BUCHEZ, Philippe, et Pierre ROUX.