236 CASSIER'S MAGAZINE 275 long 7— ,.', «, , . .'■■■ : : 7- FIG. 15.- SECTION OF BOILER SHOP OF THE PITTSBURGH LOCOMOTIVE WORKS PITTSBURGH, PA FIG. 16.— PLAN OF THE GRANT LOCOMOTIVE WORKS AT CICERO, ILL. tion of the boiler shop of the Pittsburgh Locomotive Works. This section would also be a good one for a machine shop. The central portion has a high story with crane for handling boilers and other heavy work. In the low side wings the lighter tank work occupies one side and the power tools for boiler work the other side. The shop is well lighted and ventilated, costs less, and is more easily heated than a building of equivalent floor area and high side walls. The new shops of the Boston and Maine Railroad at Concord, N. H., have the machine and erecting shops built with a similar cross section, the boiler shop being an extension of the high-story part of the machine shop (see Fig. 10). In this plan the machine tool department is divided, and occupies the two side wings of the high erecting shop. The cranes from the machine shop can run directly into the boiler shop. The erecting shop, machine tools and boiler shop are thus concen- trated in one building. If the side wings forming the machine shop had been continued alongside the boiler
