S&D Carmichael ACT British Aerospace EGO852Tunidentified. Could this be 1978 Shelvoke/Carmichael foam tender EGO 852T ex British Aerospace at Dunsfold Aerodrome?
Then Gatwick Museum? Blue beacon positions are identical. see more here

see also
picture 35601Late Alastair Collins collection - used with permission.
Picture added on 26 June 2020 at 15:11
If this picture was taken at Woodford, it COULD be CNF 650T.
Added by Bristol Bob on 26 June 2020.