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394: PHILADELPHIA and at the centres of the ends other projec- tions 216 ft. long. In these projections are the main entrances, which are provided with arcades on the ground floor, and central fa- cades extending to the height of 90 ft. On the corners of the building are towers 75 ft. high, and between these and the central projection there is a lower roof with the cornice 24 ft. above the ground. The roof over the central part for 184 ft. square has been raised above the surrounding portion, and at the corners of this elevated portion are towers 48 ft. square and 120 ft. high. The building is divided into sections of various size, which are assigned
