T&NO 200A,B-205A,B
These units were built as PA-1's.
T&NO PA-1's - class DP-6 - ALCO-GE const. numbers 77085-77096:
| Original number | 1949 number | 1955-59 number |
| T&NO 200A | T&NO 200 | SP 6059 |
| T&NO 200B | T&NO 201 | SP 6060 |
| T&NO 201A | T&NO 202 | SP 6061 |
| T&NO 201B | T&NO 203 | SP 6062 |
| T&NO 202A | T&NO 204 | SP 6063 |
| T&NO 202B | T&NO 205 | SP 6055 |
| T&NO 203A | T&NO 206 | SP 6056 |
| T&NO 203B | T&NO 207 | SP 6057 |
| T&NO 204A | T&NO 208 | SP 6058 |
| T&NO 204B | T&NO 209 | SP 6064 |
| T&NO 205A | T&NO 210 | SP 6065 |
| T&NO 205B | T&NO 211 | SP 6066 |