United States, Office of Strategic Services., Research and Analysis Branch. and United States, Office of Strategic Services., Reproduction Branch. compiled and drawn in the Branch of Research and Analysis, OSS. "February 6, 1943." Relief shown by shading. Includes regional map. "Map no. 1991.". Reproduced by the OSS Repro. Section.
United States, Office of Strategic Services., Research and Analysis Branch. No. A 3468--R & A, OSS; 12 February 1945. Inset: Camalaniugan. Includes location map. "Base from: "Census of the Philippines, 1939," Volume 1, Mani... G.P.O.
United States, Office of Strategic Services., Research and Analysis Branch. No. A 3481--R & A, OSS; 13 February 1945. "Base from: "Census of the Philippines, 1939," Volume 1, Manila, 1940.". Reproduction Branch, OSS.
United States, Office of Strategic Services., Research and Analysis Branch. No. A 3484--R & A, OSS; 2 February 1945. "Base from: "Census of the Philippines, 1939," Volume 1, Manila, 1940.". Reproduction Branch, OSS.
United States, Office of Strategic Services., Research and Analysis Branch. Roads and railroads are shown. "From AMS L591, 3rd edition, 1945." "No. 6406." "R & A, OSS." "24 April 1945." "Free.". Reproduction Branch, OSS.
United States, Office of Strategic Services., Research and Analysis Branch. No. A 3489--R & A, OSS; 15 February 1945. Insets: Banton I. ; Simara I. ; Romblon. "Base from: "Census of the Philippines, 1939," Volume 1, Manila,... G.P.O.
United States, Office of Strategic Services., Research and Analysis Branch. No. A 3476--R & A, OSS; 12 February 1945. "Base from: "Census of the Philippines, 1939," Volume 1, Manila, 1940.". G.P.O.