1939-04-26 50th Anniv of Bulgarian State Railways. Locomotive types dated (1888–1938)
- Year: 1939-04-26
- MI numbers: 354-357
- More information: perf. 13
- MI catalog quantity / copies: 354-2000000, 355-2000000, 356-200000, 357-100000
- SC numbers: 346-349
- LC numbers: 72-375
- Country: Bulgaria
Published by:
dido