Oil shale study in Brazil
Subtitle: Agreement between the United States of America and Brazil extending Agreement of August 16, 1950, as modified and extended, effected by exchange of notes signed at Rio de Janeiro June 22, July 27, and October 19, 1955
Series: United States. Dept. of State. Publication -- 6188; Treaties and other international acts series -- 3403; Department of State publication -- 6188
Publisher: U.S. Govt. Print. Off.
Published: 1956
Place of publication: Washington
Language: eng
Subjects: Oil-shales
Work titles: Treaties, etc
Notes: Portuguese and English.