Treaties and other international acts series. 4102. Passport visas, agreement between United States and Finland, effected by exchange of notes dated Helsinki July 7, Aug. 26, and Dec. 14, 1955 entered into force Dec. 14, 1955, and amending agreement effected by exchange of notes dated Helsinki Feb. 15 and 20, 1956; [entered into force Feb. 20, 1956].

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