Air navigation chart V30-40 to V30-82 (with omissions). V30-77. Lat. 30° S-14° S, long. 50° W-78° W. Washington, D. C., published June 1943, 2d edition, May 1947. Scale 1″=30 naut. m. (1:2.188.-800) at lat. 22°30'′, contour interval 1,000, 2,000, 3,000, 5,000, 7,000, 9,000, 12,000, 15,000 and 20,000 ft.

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