Information regarding event cancellation from Event cancellation from PRAHA 7

Postal office:	PRAHA 7
Cancellation color:	BLUE
Text on the stamp (first upper line):	PRAHA 7 LETECKÁ POŠTA **
Text on the stamp (second upper line):
Text on the stamp (first lower line):
Text on the stamp (second lower line):	I.LET PRAHA-BRATISLAVA-KLAGENFURT-VENEZIA
Text translation:
Comment:
Offical period of usage:	1937-05-15

Dates the stamp is used
1937-05-15	Letter Cutting Collector pad

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