[Daniel J Wheatcroft] Could the DH.88 Comet

Once used by Teddy Franchomme and Krn Waller for a record Christmas flight from Brussels to Kinshasa (then Leopoldville) in congo from 22/12 to 24/12/1934. For the occasion the aircraft was christened "Reine Astrid", see more at https://fr.wikipedia.org/wiki/De_Havilland_DH.88