Perforated - 13 3/4
Hradčany stamps with perforation type C ŘZ 13¾ represent a defined perforation variant within the first Czechoslovak stamp issue.
−12%
MH
MNH
MH
−10%
MH
−10%
MH
MNH
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Hradčany perforation C ŘZ 13¾ is a specialist subgroup of the first Czechoslovak issue.
Perforation type C characteristics
This category focuses on precise perforation measurement, print positions, and production specifics.
- perforation C ŘZ 13¾
- printing and sheet position analysis
- paper and gum differences
- advanced Hradčany specialization
An essential area for detailed Hradčany study.