O ..c0rnpartments. '94 lflutvs ant llilrtns. Poughkeepsie Bridge.——- The large caisson for Pier No. 5, has been launched and is now receiving the upper courses of timber. German Enterprise in Mexico.——Gerrnan manufacturers -of agricultural machinery are said to be arranging for aunited effort to introduce their machines into Mexico. The Bridge Pier in the Mississippi, at St. Paul, erected by the Minnesota & Northwestern Railroad, the Secretary of War says, is an obstruction to navigation, and asks Congress to take action. Ries Electric Railroad Manufacturing Company.-——This company has been organized at Portland, Me., with $I,ooo,- 000 capital stock to build railroads and electric motors on the Ries system. The Lehigh Valley Company is about to build a coal stor- age trestle in Chicago, which will be 100 X 886 feet. It will have a storage capacity of 25,000 tons, and arrangements for loading 30 cars at once. The Dam across the Potomac at the Great Falls is nearly completed. The tunnel intended to carry the Water supply of Washington from the dam is excavated for 18,538 feet, leav- ing 2,150 feet to be completed. The Reese Safety Bral