Dear Mr. Allen,
Thank you for posting your request on History Hub!
We searched the National Archives Catalog and located Records of the Aircraft Warning Service Section, 5/1940 - 4/1942, Records Pertaining to Aircraft Warning Stations, 1920 - 1941, and Records Relating to Air Communications, 1941 - 1942, and Classified Central Decimal Files, 1940 - 1948 in the Records of the Office of the Chief Signal Officer (Record Group 111) that contain records relating to the aircraft warning stations. We also located Classified Decimal Files, 1941 - 1954 in the Records of the Adjutant General's Office (Record Group 407). Decimal 660.2 in this series contains records documenting the buildup of the AWS. Additionally, we located Data Records Relating to the Aircraft Warning Service (AWS), 1942 - 1943 in the Records of the Office of Civilian Defense (Record Group 171), and Aircraft Warning Service Correspondence, 1941 - 1942 and Security - Classified Records Relating to Aircraft Warning Service, 1941 - 1942 in the Records of the Army Air Forces (Record Group 18). Finally, we located Formerly Security Classified Subject Files, 1940 - 1945 in the Records of the Office of the Chief of Engineers (Record Group 77) which includes records relating to the construction of Aircraft Warning Service sites. Please contact the National Archives at College Park - Textual Reference (RDT2) via email at Archives2reference@nara.gov for further information about these records.
Various maps created by federal agencies are in the custody of NARA's Cartographic Branch (RDSC). Please email RDSC at firstname.lastname@example.org to request a search for maps pertaining to this topic.
Also, the National Archives at Boston (RE-BO) has regional federal records pertaining to New England, including Vermont. Please email RE-BO a email@example.com to inquire about their holdings.
Due to the COVID-19 pandemic and pursuant to guidance received from the Office of Management and Budget (OMB), NARA has adjusted its normal operations to balance the need of completing its mission-critical work while also adhering to the recommended social distancing for the safety of NARA staff. As a result of this re-prioritization of activities, you may experience a delay in receiving an initial acknowledgement as well as a substantive response to your reference request from RDT2, RDSC, and RE-BO. We apologize for this inconvenience and appreciate your understanding and patience.
We hope this is helpful. Best of luck with your research!