Historical aircraft types

REG	type	ICAO
N171SY	E75L	a11e8b
N412SY	E75L	a4dd35
N191SY	E75L	a16d89
N173SY	E75L	a125f9
N402SY	E75L	a4b5b6
N188SY	E75L	a1600b