BALTIMORE AND OHIO STEAM LOCOMOTIVES
Here are links to steam locomotive diagrams copied from Baltimore and Ohio locomotive diagram books. The books were put together by the railroad's mechanical engineering department.
Each diagram will open in a new window. If the picture is too large just click on the image once or twice and it should display correctly.
4-4-2, Atlantic type, Class A-1
4-4-2, Atlantic type, Class A-2
4-4-2, Atlantic type, Class A-9
4-4-2, Atlantic type, Class A-10
2-8-0, Consolidation type, Class E-11A
2-8-0, Consolidation type, Class E17-A
2-8-0, Consolidation type, Class E-19A
2-8-0, Consolidation type, Class E-24
2-8-0, Consolidation type, Class E-26
2-8-0, Consolidation type, Class E-27C
2-8-0, Consolidation type, Class E-27DA
2-8-0, Consolidation type, Class E-27Z
2-8-0, Consolidation type, Class E-30
2-8-0, Consolidation type, Class E-31
2-8-0, Consolidation type, Class E-32
2-8-0, Consolidation type, Class E-38
2-8-8-0, Mallet type, Class EL-1
2-8-8-0, Mallet type, Class EL-3A
2-8-8-0, Mallet type, Class EL-5A
2-8-8-0, Mallet type, Class EL-6A
2-8-8-4, Mallet type, Class EM-1
4-4-0, American type, Class H-5
4-4-0, American type, Class I-6
4-4-4, Baltimore type, Class J-1
2-6-6-4, Mallet type, Class KB-1
2-6-6-2, Mallet type, Class KK-2
4-4-0, American type, Class M-1
4-4-0, American type, Class M-3
4-4-0, American type, Class M-60
4-6-2, Pacific type, Class P-1A
4-6-2, Pacific type, Class P-2A
4-6-2, Pacific type, Class P-3
4-6-2, Pacific type, Class P-4
4-6-2, Pacific type, Class P-5
4-6-2, Pacific type, Class P-6A
4-6-2, Pacific type, Class P-7
4-6-2, Pacific type, Class P-7A
4-6-2, Pacific type, Class P-7B
4-6-2, Pacific type, Class P-7C
4-6-2, Pacific type, Class P-7D
4-6-2, Pacific type, Class P-7E
4-6-2, Pacific type, Class P-9
2-8-2, MacArthur (Mikado) type, Class Q-1AA
2-8-2, Mikado type, Class Q-1X
2-8-2, MacArthur (Mikado) type, Class Q-3
2-8-2, MacArthur (Mikado) type, Class Q-4
2-8-2, Mikado type, Class Q-4A
2-8-2, MacArthur (Mikado) type, Class Q-10
2-10-2, Santa Fe type, Class S
2-10-2, Santa Fe type, Class S-1
4-8-2, Mountain type, Class T-1
4-8-2, Mountain type, Class T-2
4-8-2, Mountain type, Class T-3B
4-8-2, Mountain type, Class T-3C
4-8-2, Mountain type, Class T-3T
4-8-2, Mountain type, Class T-4
Copyright © 1999-2025 Scott Dunlap