Historical aircraft types

REG	type	ICAO
N754SK	CRJ7	aa2a7f
N760EV	CRJ7	aa4200
N720EV	CRJ7	a9a404
N710SK	CRJ7	a97da7
N750EV	CRJ7	aa1a81
N770SK	CRJ7	aa6aa1