N8217H Douglas DC-7CF Riddle Airlines (RD / AIR) London - Gatwick (LGW / EGKK), UK - England Tony Hancke - 02/08/1962
N4059K Douglas DC-7CF Riddle Airlines (RD / AIR) Glasgow - Prestwick (PIK / EGPK), UK - Scotland Mike Hines - 01/01/1963
N108RD Douglas DC-8-54F Riddle Airlines (RD / AIR) Glasgow - Prestwick (PIK / EGPK), UK - Scotland Mike Hines - 15/02/1964
N8217H Douglas DC-7CF Riddle Airlines (RD / AIR) London - Gatwick (LGW / EGKK), UK - England Tony Hancke - 1961
N8215H Douglas DC-7CF Riddle Airlines (RD / AIR) Berlin - Tempelhof (THF / EDDI), Germany Ralf Manteufel - 1962
N4059K Douglas DC-7CF Riddle Airlines (RD / AIR) Berlin - Tempelhof (THF / EDDI), Germany Ralf Manteufel - 05/1962
N8215H Douglas DC-7CF Riddle Airlines (RD / AIR) Berlin - Tempelhof (THF / EDDI), Germany Ralf Manteufel - 05/1962
N301G Douglas DC-7C Riddle Airlines (RD / AIR) London - Gatwick (LGW / EGKK), UK - England Robin A Walker - 30/04/1961
N296 Douglas DC-7CF Riddle Airlines (RD / AIR) Glasgow - Prestwick (PIK / EGPK), UK - Scotland Iain C. MacKay - 19/10/1961
N8216H Douglas DC-7CF Riddle Airlines (RD / AIR) Biggin Hill (BQH / EGKB), UK - England Trevor Davies - 08/01/1975
N6685N Douglas C-54D Skymaster Riddle Airlines (RD / AIR) Dublin (DUB / EIDW), Ireland Paul Howard - 07/1960
N7848B Curtiss C-46R Commando Riddle Airlines (RD / AIR) London - Heathrow (LHR / EGLL), UK - England Frank Hudson - 11/1957
