Historical aircraft types

REG	type	ICAO
N748SK	CRJ7	aa11dc
N760SK	CRJ7	aa4322
N770SK	CRJ7	aa6aa1
N614SK	CRJ7	a7ff34
N750SK	CRJ7	aa1ba3
N705SK	CRJ7	a968bb
N752SK	CRJ7	aa2311
N720EV	CRJ7	a9a404