Historical aircraft types

REG	type	ICAO
N573GJ	CRJ7	a75a2d
N466SW	CRJ2	a5b18a
N785SK	CRJ7	aaa4b3
N751EV	CRJ7	aa1e38
N603SK	CRJ7	a7d3fe
N783SK	CRJ7	aa9d45