Historical aircraft types

REG	type	ICAO
N760SK	CRJ7	aa4322
N722EV	CRJ7	a9ab72
N740SK	CRJ7	a9f424
N766SK	CRJ7	aa596c
N872DC	CRJ7	abfe12
N633SK	CRJ7	a84a7b
N763SK	CRJ7	aa4e47
N772SK	CRJ7	aa720f