N444SQ Douglas DC-6A/B SIS-Q Flying Services Phoenix - Goodyear (GYR / KGYR), USA - Arizona Jay Sherlock - 05/1976
N444SQ Douglas DC-6B Western Aerospace Museum Oakland - Metropolitan International (OAK / KOAK), USA - California Derek Heley - 29/05/2002
N444SQ Douglas DC-6B Western Aerospace Museum Oakland - Metropolitan International (OAK / KOAK), USA - California Erik Frikke - 27/05/2009
