The Baldwin DR-4-4-15 was a

cab unit In North American railroad terminology, a cab unit is a railroad "locomotive" with its own cab and controls. "Carbody unit" is a related term, which may be either a cabless booster unit controlled from a linked cab unit, or a cab unit that cont ...

-type

diesel locomotive A diesel locomotive is a type of railway locomotive in which the prime mover is a diesel engine. Several types of diesel locomotives have been developed, differing mainly in the means by which mechanical power is conveyed to the driving whee ...

built for freight service by the

Baldwin Locomotive Works The Baldwin Locomotive Works (BLW) was an American manufacturer of railroad locomotives from 1825 to 1951. Originally located in Philadelphia, it moved to nearby Eddystone, Pennsylvania, in the early 20th century. The company was for decades t ...

between November 1947 and June 1950. It was produced in two different body types, nicknamed the "Babyface" and "

Sharknose :''Sharknose is also the nickname of the Ferrari 156 F1'' Sharknose is a term applied by railfans to the styling of several cab unit diesel locomotives built by the Baldwin Locomotive Works to the specifications of the Pennsylvania Railroad. The ...

" styles by

railfan A railfan, rail buff or train buff (American English), railway enthusiast, railway buff or trainspotter (Australian/British English), or ferroequinologist is a person who is recreationally interested in trains and rail transport systems. Rail ...

s, though Baldwin used the same model number for both. 22 "Babyface" cab-equipped

A unit A, or a, is the first letter and the first vowel of the Latin alphabet, used in the modern English alphabet, the alphabets of other western European languages and others worldwide. Its name in English is ''a'' (pronounced ), plural ''aes'' ...

s were built, along with 11 cabless booster

B unit B, or b, is the second letter of the Latin-script alphabet, used in the modern English alphabet, the alphabets of other western European languages and others worldwide. Its name in English is '' bee'' (pronounced ), plural ''bees''. It re ...

s; 36 "Sharknose" A units and 36 B units were constructed, making a total for all models of 105 locomotives built.

Original buyers

"Babyface" units produced (1947–1948)

"Sharknose" units produced (1949–1950)

References

* *

External links

Baldwin DR4-4-1500 (Babyface) Roster

Baldwin DR4-4-1500 (Sharknose) Roster

* ttp://prr.railfan.net/diagrams/PRRdiagrams.html?diag=bf-4-b_before1950.gif&sel=die&sz=sm&fr= PRR Diesel Locomotive diagrams: Baldwin DR-4-4-15 "B" (freight shark) {{Baldwin diesels Diesel-electric locomotives of the United States B-B locomotives DR-4-4-15 Railway locomotives introduced in 1947 Locomotives with cabless variants Scrapped locomotives Standard gauge locomotives of the United States Streamlined diesel locomotives