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Treaties, etc
Russia (Federation)
1995
Poland.
1635
Korea (South)
1900
Augustine to Galileo
A. C. Crombie
1952
Handbook on the international exchange of publications
UNESCO
1956
Cultural relations
United States
1967
Agreement on the importation of educational, scientific and cultural materials
United States-Soviet scientific exchanges
United States. Congress. House. Committee on Foreign Affairs. Subcommittee on Europe and the Middle East.
1986
