"Polyconic projection."
Military grid.
Issued in 1 ̊quadrangles numbered according to the system used for the International 1/m map of the world.
"Chinese place names are transcribed according to the modified Wade-Giles system."
Four classes of roads or trails, two types of internal boundaries, and four classes of railroads are shown.
Co-ordinated for use with the following sets, covering adjoining areas: China proper, NW 1:250,000 A. M. S. L532; China proper, SE 1:250,000 A. M. S. L581; China proper, SW 1:250,000 A. M. S. L582.
Includes "Glossary."
Marginal maps: Index to adjoining sheets.--Index to boundaries.--Coverage diagram.