Diameter of cylinders 16 inches. Length of stroke 22 " DRIVING-WHEELS. Diameter of drivers 48 to 54 inches. WHEEL-BASE. Total wheel-base 7 ft. 6 inches Rigid " 7 ft. 6 inches TENDER. ON EIGHT WHEELS, 30 INCHES IN DIAMETER. Capacity of tank 1600 gallons. WEIGHT OF ENGINE IN WORKING ORDER. Total weight of engine, about 56,000 pounds. LOAD. IN ADDITION TO ENGINE AND TENDER. On a level 1360 gross tons. " 20 ft. grade 640 " " " 40 " 410 " " " 60 " 300 " " " 80 " 230 " " " 100 " 180 " " [Illustration: Locomotive.] DIVISION V. SWITCHING ENGINES WITH SEPARATE TENDERS. CLASS 11-1/2 C General Design Illustrated by Print on Page 94. CYLINDERS. Diameter of cylinders 11 inches. Length of stroke 16 " DRIVING-WHEELS. Diameter of drivers 36 inches. TRUCK. TWO-WHEELED, WITH SWING BOLSTER AND RADIUS-BAR. Diameter of wheels 24 inches. WHEEL-BASE. Total wheel-base 11 ft. 3 inches. Rigid " 4 ft. 8 inches. TENDER. ON FOUR WHEELS, 30 INCHES IN DIAMETER. Capacity of tank 750 gallons. WEIGHT OF ENGINE IN WORKING ORDER. On drivers 30,000 pounds. On truck 5,000 " ------ Total weight of engine, about 35,000 " LOAD. IN ADDITION TO ENGINE AND TENDER. On a level 725 gross tons. " 20 ft. grade 335 " " " 40 " 215 " " " 60 " 155 " " " 80 " 120 " " " 100 " 95 " " DIVISION V. SWITCHING ENGINES WITH SEPARATE TENDERS. CLASS 14-1/2 C. General Design Illustrated by Print on Page 94. CYLINDERS. Diameter of cylinders 14 inches. Length of stroke 22 " DRIVING-WHEELS.