(Revised 8/0Qll NIT/BRANCH ,,.r:iil.\,Nl Registered FILE TITLE: Reference: (Prefix and PROTECTIVE (including descriptors): Date of last enclosure: DISPOSAL SCHEDULE RECOMMENDATION when the file is Forward to INFO(EXP)-R No recommendation INFO(EXP)-R Destruction Reviewers Reviewers Signature: at time of file appropriate) no further administrative preservation. IMMEDIATELY INFO(EXP)-R. To be retained until the end of the CONTRACTUAL FINANCE/AUDIT DIRECTORATE POLICY reason(s): OPERATIONS (Continued Date/Time: Visibilitv: Sevaration: Sevaration: INFORMATION a routine surveillance task on the Birmingham from them. in an orbit at observer saw unidentified established difficult to manoeuvred to continue to Contact was broken Birmingham descending to be seen other ac returned to area below them with radio-controlled obvious was come from a radio controlled flown around He informed Birmingham due to the co-operative additional information Secretariat. experienced helicopter particularly operations. surveillance accompanied observers, one visual in seat and one in crewmembers continuous blue/green seat observer behind the blooming. crewmembers could offer explanation discounted flashing helicopter operations also stated reflection discounted All available recordings throughout, Birmingham Birmingham in the area Birmingham attributed [anomalous propagation]. Due to the organisation attempting the source Association. view was that model ac as it sufficient sophisticated it was a most impossible activity). untethered out due to conditions. operations Birmingham no contacts discounted discounted be the case pyrotechnics. authorities possibility clandestine microlight identified helicopter. Regrettably therefore, identified. DISCUSSIONS Information helicopter frequency, recordings appropriate authorities. Secretariat information (unanimous) experienced helicopter experience helicopter operations, explanation forthcoming. possibility clandestine possibilities possibilities, sufficient information non-metallic displaying unanimously information ASSESSMENT unidentified ac displaying non-standard