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Diagram comparing the Pioneer with the Columbia

Diagram comparing the Pioneer with the Columbia.png Rear elevation of PioneerThumbnailsThe FuryRear elevation of PioneerThumbnailsThe FuryRear elevation of PioneerThumbnailsThe FuryRear elevation of PioneerThumbnailsThe FuryRear elevation of PioneerThumbnailsThe FuryRear elevation of PioneerThumbnailsThe FuryRear elevation of PioneerThumbnailsThe Fury

Diagram comparing the Pioneer (shaded drawing) with the Columbia, a standard 8-wheel engine of 1851. (Drawing by J. H. White.)

Columbia

Hudson River Railroad
Lowell Machine Shop, 1852
Wt. 271/2 tons (engine only)
Cyl. 161/2 x 22 inches
Wheel diam. 84 inches

Pioneer

Cumberland Valley Railroad
Seth Wilmarth, 1851
121/2 tons
81/2 x 14 inches
54 inches