AIR 221936-1963Air Ministry: Periodical Returns, Intelligence Summaries and Bulletins
The series consists of information material provided to the Air Ministry War Room. It includes daily summaries of Operations of Commands; Daily Strength Returns of established and operational Squadrons and of available Crews and Aircraft; weekly reports on operations and intelligence; daily weather charts of North West Europe; daily Secret Bulletins of Operations; weekly bulletins of information of interest to Personnel, but not for release to the Press etc.
A selected record within this series (AIR 22/93) is available to download as digital microfilm.