World War II and Aftermath: Office of War Information (RG 208)
Office of War Information (RG 208)
This agency formulated and implemented information programs to promote, in the United States and abroad, understanding of the status and progress of the war effort and of war policies, activities, and aims of the U.S. government. Most of the records date from 1942 to 1945, although there are some files of predecessor agencies.
You can search the National Archives Catalog for entries from RG 208 or see a description in the Guide to Federal Records.