Scale approximately 1:500,000 (E 113°--E 123°/N 36°--N 25°).
Note
Relief shown by form lines. Set includes various issues of some sheets, some reissued by U.S Army map service. Military grid on sheets issued by A.M.S. Covers China only; copied from locally produced maps of 1928-30. Two classes of railways, two classes of roads, communication offices, telegraph lines and canals are indicated. Marginal diagrams: Index to adjoining sheets. Insets on some sheets. "Use of the British grid": verso of A.M.S. issue of sheet 522.
