Air Force Records
- Search the National Archives Catalog for Air Force Records
- Search Air Force Records in the Access to Archival Databases (AAD)
- Unidentified Flying Objects - Project BLUE BOOK
- Air Force links provided by the Archives Library Information Center (ALIC)
- Research in Military Records at the National Archives
These are two versions of the same filing manual. Please note that Chapter 3 discusses "The Air Force System for the Arrangement of Records by Subject" with "File Codes" discussed in paragraph 15e. Appendix A gives the "Air Force Subjective Classification System".