Pennsy P5a in the snow

20141212

Pennsylvania Railroad P5a electric 4737 brings a freight into Philadelphia from the west after a heavy snowfall in early 1958. The motor is passing the station at Overbrook, easternmost of the suburban stops on the Main Line to Paoli. Aaron G. Fryer photo […]

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Steam locomotive profile: 2-6-6-4

Seaboard Air Line twin smokestack 2-6-6-4

During the latter half of the 1920s the single expansion articulated locomotive had evolved into a very capable machine. It could lug a heavy train over mountain grades, and in flat terrain it could run at the same speed as a 2-8-2. But railroad locomotive superintendents grappled with an unanswered question. Could a simple articulated […]

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The 2-8-4 Berkshire-type steam locomotive

Nickel Plate Road

It isn’t much of a stretch to proclaim the 2-8-4 Berkshire-type steam locomotive as the “poster child” of the Super Power era of steam locomotives. “Berkshire,” “Kanawha,” “Big Emma” — regardless of what they were called, the wheel configuration helped advance steam technology through size, speed, and power. The development of the Berkshire all started […]

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IC’s original Green Diamond

20141211

Illinois Central’s first streamliner, delivered in 1936, was the Green Diamond, a fully articulated aluminum train built by Pullman-Standard and powered by Electro-Motive with a Winton diesel engine. It is pictured at 47th Street, Chicago, near the end of its regular run from St. Louis. Philip Korst Jr. photo […]

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Fast freight on the Nickel Plate

20141210

Well into the 1950s, the Nickel Plate Road believed its superb 2-8-4 Berkshires to be better than diesels for its fast freight service. Because it dieselized late, NKP had no freight cab units, only road-switchers. Don Wood photo […]

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Frisco heavy 2-8-2

20141204

The Frisco’s 4200-series Mikados of 1930 were among the most powerful 2-8-2s on any railroad. They were rated at 68,500 lbs. tractive effort — 78,100 lbs. with booster — and could wheel fast freights at 50 mph. Frank E. Ardrey photo […]

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SP piggyback train

20141024

For a time in the 1950s, Southern Pacific had the most extensive piggyback operations in the land. Here a train bound from Los Angeles to the San Francisco Bay Area climbs Santa Susana Pass near Chatsworth, Calif. Classic Trains coll. […]

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Steam locomotive profile: 2-6-6-6 or Allegheny

Chesapeake & Ohio 2-6-6-6 Allegheny No. 1603

In 1940, the Chesapeake & Ohio needed new locomotives to meet a burgeoning demand for transportation. Its biggest engines were a fleet of single expansion 2-8-8-2s, purchased in the mid-1920s to haul coal on its line across the Alleghenies, where tunnel clearances prevented the use of anything larger. In the 1930s, C&O embarked on rebuilding […]

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GM&O RS1 at Joliet

20141003

The engineer of a Gulf, Mobile & Ohio RS1 eyes the photographer as his locomotive clatters across the Rock Island diamonds at Joliet, Ill., in 1951. The Alco and a caboose are bound for GM&O’s South Joliet yard. Wallace W. Abbey photo […]

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