Baltimore & Ohio

F7 A&B...

A units...

unconfirmed...
180-192 (13)
231-374 (144)

confirmed...
929 - 993 (33) (odd numbers)
929A - 993A (33) (odd numbers)

B units...

unconfirmed...
249X - 297X (49)

confirmed...
929X - 993X (odd numbers) (33)
5494 - 5519 (25)

Road Numbers as reclassified...

F7 A&B...

A units...
4480 - 4636 (156)
4644 - 4654 (11)

unconfirmed...
7033 - 7093 (61)

B units...
5418 - 5519 (102)
5528 - 5538 (11)

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  Photo courtesy George Elwood © copyright   Fallen Flag and Shortline Railroad Photos

New York Central

F7 A&B...

A units...
1636-1873

B units...
2420-2474

Total 238 x a units & 55 x b units.

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  Photo courtesy George Elwood © copyright   Fallen Flag and Shortline Railroad Photos

Pennsylvania Railroad

F7 A&B... (PRR Class EF15a)

A units...

9640 - 9676 (37)
9764 - 9831 (68)
9872 - 9879 (8)

B units...

9640 B - 9676 B
(37)
9764 B - 9818 B * EVEN NUMBERS ONLY (28)
9872 B - 9878 B * EVEN NUMBERS ONLY (4)

Total 113 x a units & 69 x b units.

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Denver & Rio Grande Western

F7 A&B...

Numbered according to type within A+B+B+A sets.

e.g. set 555 consists of...

F7A.........5551
F7B.........5552
F7B.........5553
F7A.........5554

The following A-B-B-A sets were delivered...

555(1-4)-574(1-4) (total 20 sets - 40 x F7A & 40 x F7B = 80 units)

Two further A-B-A sets were delivered, and supplemented with 2 F9B's acquired by DRGW.

575(1-4) became an F7A+F7B+F7B+F7A set.
576(1-4) became an F7A+F9B+F9B+F7A set.

Total 196 in 88 x a units & 88 x b units including the 2 x F9B's.

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