Long range air navigation chart V 70 (series). 3. Lat. 24°N-59°N, long. 150°W-130°E. Scale 1 in.=70 naut. m. (1:5,107,200) at lat. 4 2° N, contour interval 1,000, 3,000, 5,000, 7,000, 10,000, 15,000 ft.