Air navigation chart V30 (series). 55. Lat. 78° E-103° E, long. 1° S-15° N. Scale 1′=30 naut. m. 1:2,188,800) at lat. 7°30″, contour interval 1,000, 2,000, 3,000, 5.000, 7.000, and 9,000 ft.

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