Air Raid Damage Reports Brentwood Division Essex Fire Service 24 July 1941.

Date                Time   Location         Damage

24/07/1941    13.00  Hockley          A Meteorological balloon with machine attached

found in a field removed to Police Station.  Inscribed No B.236 on machine.  Label “The Supt, Observatory, Richmond, Surrey.  (Forwarded to H.Q.).