From the Shay Locomotives Web site, further information. Sorry for the odd format; it's HTML copied into plain text,
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Shop Number 540 - Built for: Colorado & Northwestern Ry Built: 12-11-1897 Class: B 50-2 Trucks: 2 Cylinders: [#-Diam x Stroke
3 - 12 x 12 Gear Ratio: 2.21 Wheel Diam: 32" Gauge: 36" Boiler: [Style - Diam.] W.T. - 46" Fuel Type: Coal Fuel Capacity: 3.8 Tons Water Capacity: 2000 Gallons Empty Weight: As built 72,800 Owners: Colorado & Northwestern RR Co., Colorado & Northwestern Ry #25, Boulder, CO (1909) Denver, Boulder & Western RR #25, Denver, CO (1917) Morse Brothers Machinery Co.(D), Denver, CO (1917) Little Cottonwood Transportation Co. #2, Wasatch, UT Alta Scenic Ry, #2, Wasatch, UT (1925) Morse Brothers Machinery Co. (D), Denver, CO (8-4-1926) For sale Disposition: Scrapped.
Mike