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Ann Arbor PhotosS-3 #7 |
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S-3 diesel electrics (numbers 4 to 7) were built by Alco for the Ann Arbor
RR in 1950. They are rated at 660 hp, 492 kW. Ann Arbor S-3 number 7 in October 1985 at the Owosso shops during a tour arranged by the North Central Region of the NMRA. |