Baltimore & Ohio 2-6-6-2 #7527

While the B&O used many types of large, articulated steamers it never used the 2-6-6-2 design in great numbers except those it either received from the BR&P or a few it had built for testing purposes. The 2-6-6-2 was one of the earliest articulated steamers to enter service.,Date build 1918; retired 1953 Numbers; 7526-7540