[Philippine Islands 1:50,000].
Philippines.Board of Technical Surveys and Maps.
Philippines.Department of National Defense.
San Miguel, Manila,
1961-
Issued in quadrangles 10 minutes of latitude by 15 minutes of longitude.
Title supplied to conform to titles of source maps.
"Transverse Mercator projection."
Relief shown by contours and spot heights.
Source maps: U.S. Army Map Service series S711 and S742.
In margin: Index to adjoining sheets.--Index to boundaries.
Incomplete.
2446 II: Bulaloc, Palawan -- 2751 II: Cacbolo Island, Palawan -- 3034 IV: Bellatan Island, Sulu Archipelago -- 3359 I: Gasan, Luzon