Atomic energy, liquid metal-cooled fast breeder reactors : agreement between the United States of America and the Kingdom of Great Britain and Northern Ireland signed at Washington September 20, 1976 and amending agreement signed at Washington August 14 and 18, 1978 and extending agreement effected by exchange of letters signed at Warrington and Washington April 30 and August 12, 1981 (Treaties and other international acts series ; 10213)
Atomic energy, liquid metal-cooled fast breeder reactors : agreement between the United States of America and the Kingdom of Great Britain and Northern Ireland signed at Washington September 20, 1976 and amending agreement signed at Washington August 14 and 18, 1978 and extending agreement effected by exchange of letters signed at Warrington and Washington April 30 and August 12, 1981
(Treaties and other international acts series ; 10213)