CONDEFERATION HELVETIA
1957
Universal Postal Union Issue
UPU Monument
Forty Centimes Blue
White Granite Unwtmk Paper
Perforated 11.5 x 11.5
Engraved Printing
Hélio Courvoisier S.A., La Chaux-de-Fonds
____________________
Scott 2022 Catalogue Switzerland 9O6 ( CV $ 2.75* / 2.75 US )
Michel Katalog Schweiz Mi
pb12187.jpg
SWITZERLAND 1918-2010 European Offices UPU
____________________
The PERFORATIONS NETWORK
OTTAWA CANADA
UPU Monument
Forty Centimes Blue
White Granite Unwtmk Paper
Perforated 11.5 x 11.5
Engraved Printing
Hélio Courvoisier S.A., La Chaux-de-Fonds
____________________
Scott 2022 Catalogue Switzerland 9O6 ( CV $ 2.75* / 2.75 US )
Michel Katalog Schweiz Mi
pb12187.jpg
SWITZERLAND 1918-2010 European Offices UPU
____________________
The PERFORATIONS NETWORK
OTTAWA CANADA