1. Outer Mongolia and Tannu Tuva / compiled and drawn in the Branch of Research and Analysis, OSS. Creator: United States. Office of Strategic Services. Research and Analysis Branch Published / Created: 1943 Call Number: 566 1943 Container / Volume: BRBL_00300 Image Count: 1 Resource Type: Maps, Atlases & Globes Found in: Beinecke Rare Book and Manuscript Library > Outer Mongolia and Tannu Tuva / compiled and drawn in the Branch of Research and Analysis, OSS.