Historical aircraft types

REG	type	ICAO
N748SK	CRJ7	aa11dc
N706SK	CRJ7	a96c72
N744EV	CRJ7	aa01de
N753SK	CRJ7	aa26c8
N630SK	CRJ7	a83f56
N632SK	CRJ7	a846c4
N766SK	CRJ7	aa596c