II Congress of members of the Polish Cryptophilatelists Association
Occasional card
Sale: UP Zabrze 1, UP Katowice 1
Catalog number
Author/authors
Number
Value
Circulation
Printing technique/paper
Format
Sales sheet
Issue
Type of value
Occasional card
Catalog number
Penalty
Author/authors
Author: Topteam
Number of stamps
Value
Circulation
450
Printing technique/paper
Format
Sales sheet
Date of introduction into circulation
2024-11-22