The C&NW designated them as Class J-4. These locomotives had 63" diameter drivers, 28" x 30" cylinders, a weight of 397,000 pounds and exerted a tractive effort of 67,200 pounds under …

As noted in Locobase 252, the H-class 4-8-4 went through two major rebuilds during their careers. In addition to the numbers shown in Locobase's road number accounting, the shops also …

Twenty of the "Berkshire" type locomotives exist today: 2 from the Pere Marquette, 6 from the Nickel Plate Road and 12 of the C & O's 2-8-4 locomotives, which they called "Kanawhas".

This raised total direct heating surface from 307 sq ft to the 368.3 sq ft (28.5 sq m) shown in the specs. Steam entered the cylinders through 14" (356 mm) piston valves. These Mikes saw …

These locomotives had 69" diameter drivers, 25" x 34" cylinders, a 245 psi boiler pressure, they exerted 64,135 pounds of tractive effort and each weighed between 261,100 to 266,030 …

617 and 620 were fitted in 1941 with the same air-smoothed casing as the E-4 Hudsons. On the shorter wheelbase, the design looked less powerful and speedy than stubby. The engine's …

Class Z (Locobase 8951) Data from 1927 C & NW Description of Locomotives books supplied in May 2005 by Allen Stanley from his extensive Rail Data Exchange. See also "Simple 4-6-2 …

The most powerful 4-8-4s to run for any railroad, and one of the finest steam locomotive designs ever produced, the Js combined large cylinders, high steam pressure, and low drivers to …

Firebox heating surface included 140 sq ft (13 sq m) in two thermic syphons (119 sq ft/11.06 sq m) and two arch tubes (21 sq ft/1.95 sq m). Developed for the Chicago-Minneapolis run (400 …

Passenger Eight-wheeler that appears to have been the only locomotive in the class. 94 was ordered as the last in a larger class designated D-6 (Locobase 9310), but may have been …