Stamp Type:
RM30
Postal Office: PRAHA 82 (*1921)
Stamp Number: 11
Official Period Of Usage: 19270000 - 19390000
Personal Registration Of Usage:
19270321 to 19270419
Comment:
Registrations
Other stamp on letter
Background For The catalogue
The catalogue is based on The Monografie Československých Známek Volume 16, 1 + 2, and Volume 17, 1 + 2.