United States, Office of Strategic Services., Research and Analysis Branch. Research and Analysis Branch, OSS. Relief shown by shading. Also covers portions of Thailand and Bangladesh. "Base map no. 2447 (free).". Reproduction Branch OSS.
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United States, Office of Strategic Services., Research and Analysis Branch. and United States, Office of Strategic Services., Reproduction Branch. R & A, OSS. "24 May 1945." Relief shown by landform drawing. "From: OSS no. 2422." "No. 6491.". Lithographed in Reproduction Branch, OSS.