From British, Japanese and Chinese surveys to 1935 ; published Feb. 1938, at the Hydrographic Office, under the authority of the Secretary of the Navy. Depths shown by soundings and tints; relief by form lines and spot heights. 1935 variation compasses. "Current diagrams" note, buoy legend, variation lines, locations of larger scale charts. Shows low water areas, islands, waterways, lights/visibility, towns, railroads (including "under construction"). No. 5495