nment In- jects, a complete model of coalmine plant operated by steam, formerly Oscar Kropff and Co., of Nordhausen, Prussia. spector of Railways, who visited the bridge in November, from which the functions of all the different machines and The principle applied in Messrs. Siebe and West's machiae… … water to be frozen in the ice box by meiu.ci of a cur- PAEDEE HALL, LAFAYETTE'OOLLEGE,' EA8T0N,?PA. mile long and so many trains were to cross it, ohere rent of salt water introduced into the tubes which pass The second story is devoted to geological and mineralo- would very seldom be a chance for…
