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Fig. 13.—NARROW (3 FEET) GAUGE LOCOMOTIVE FOR THE BALLYCASTLE RAILWAY, IRELAND.
The only example of a narrow-gauge engine with “ Atlantic ” arrangement of wheels. It also comprises the unusual feature
of the rear pair of coupled wheels being driven by the cylinders. Walschaert valve gear.
Fig. 12.—POWERFUL TANK ENGINE FOR BANKING AND HEAVY COAL‘SHUNTING, LANCASHIRE AND
YORKSHIRE RAILWAY.
Cylinders, 21£ inches by 26 inches, are the largest used in this country. Driving wheels, 4 feet 6 inches. Heating sur
face, 2,198 square feet. Weight in working order, 84 tons.
BRITISH LOCOMOTIVES.
Fig. 11.—EIGHT-COUPLED MINERAL ENGINE, GREAT NORTHERN RAILWAY.
Cylinders, 20 inches by 26 inches. Driving wheels, 4 feet 8 inches. Heating surface, 1,438 square feet. Working pressure,
175 lbs. In tests this type has hauled 100 loaded coal trucks.
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