![Image of the cancellation type.](/images/cancellation-catalog/BB4F0E91-2ED9-4627-858B-D2CBD5BA9155.png)
Stamp Type:
M41
Postal Office: BRNO 21
Stamp Number: 4
Official Period Of Usage: 19210000 - 19340000
Personal Registration Of Usage:
19231206 to 19250826
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.