3/31/2025
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Home
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Chicago & Northwestern
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Locomotives
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Locomotive Models
> Alco S1
Chicago & Northwestern Photographic Roster
Reporting Marks: CNW
Showing Locomotive model S1
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All S1s
CNW Rolling Stock
Unit #
Notes
Model
Serial
# Pictures
CNW 620
Blt 6/48 as CGW 11, To CNW 11, 1216, Ret. 6/75 to Relco
S1
75890
3
115950
CNW 621
ex-CGW
S1
75892
1
115951
CNW 622
ex-CGW
S1
75893
1
231575
CNW 623
ex-CGW 15, to CNW 1220/623
S1
75894
2
115952
CNW 1203
1st 1203, traded to EMD 2/67
S1
69460
1
172646
CNW 1223
retired 5/28/75
S1
70048
2
102537
CNW 1225
retired in 1971
S1
71660
1
61980
CNW 1227
S1
71669
1
249967
CNW 1233
blt 12/44, ret 2/67
S1
72846
1
88566
CNW 1249
Rebuilt 12/73 to yard slug BU11 ( 2nd )
S1
73909
3
224700
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