NARA RG 226 Box 217 Location: 250/64/25/05
Activity report of SI Branch, Istanbul, Turkey, August 4, 1944; references to German-Turkish relations, attack on Hitler, refugees, the Dogwood intelligence chain [Dogwood was a Czech engineer who became chief agent of the Cereus Circle of elderly well-connected individuals resident in Istanbul.]
Rosters of OSS personnel in Istanbul, Turkey, 1942-1944, ca. 10 pp.

Box 230 Location: 250/64/25/07
Reports on activities in Romania, November 1944-July 1945, ca. 300 pp.
OSS Istanbul, Turkey correspondence, August-November 1944, ca. 30 pp. Includes SI Branch Activities Report for August 1944. This report references rupture in Turkish-German relations, defecting enemy agents, liquidation of the Dogwood Organization, Turkish Secret Police, Rumania and Bulgaria, relations with the British, and the unsatisfactory OWI-OSS relationship.