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Law on trade and in.. credit (1917-2017) (France)
Law of Mass Action 100th issue of Norway
Short desc: Law of Mass Action 100th
Issuer:
Norway
Date: 3/11/1964
Occasion:
Law of Mass Action
Number/Year: 100
Consists of 2 stamps:
(See stamps as list)
35o olgrn
55o yelbrn
All are perf=13
Record of changes