ction of a tooth of the escape wheel on one of the pallets valve. Such portions of the device as are shown in each of Creuzot, in France. communicated through the lever, should from any cause be the engravings are indicated by the same letters on each. Favored by the protection afforded to French… … retary of the American Railway Master Mechanic's Associa- confidently expect to run up our edition to 50,000 copies tion, we are in receipt of the Second Annual Report of that A, Figs. 1, 2, and 3, is the valve box; B, Figs. 1 and 2, is the within a short time. Association. The report contains much…