Beschreibung
Payne, R. J., International Service Markings, Service Markings attributed to The International Postal Supply Company 1889 - 1980, The Machine Cancel Society Specialized Study No. 30, 70 S., mit Abb. #68816
Payne, R. J., International Service Markings, Service Markings attributed to The International Postal Supply Company 1889 - 1980, The Machine Cancel Society Specialized Study No. 30, 70 S., mit Abb. #68816