Information regarding event cancellation from Event cancellation from PRAHA 1

Postal office:	PRAHA 1
Cancellation color:	BLACK
Text on the stamp (first upper line):	PRAHA 1 **
Text on the stamp (second upper line):
Text on the stamp (first lower line):	SJEZD MEZINÁRODNÍ FEDERACE
Text on the stamp (second lower line):	DOPRAVNÍCH DĚLNÍKŮ
Text translation:	CONGRESS OF THE INTERNATIONAL FEDERATION OF TRANSPORT WORKERS
Comment:
Offical period of usage:	1932-08-07/1932-08-13

Dates the stamp is used
1932-08-13	Cutting

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