Historical aircraft types

REG	type	ICAO
N37525	B39M	a4491a
N77592	B39M	aa7f48
N17589	B39M	a12f52
N77573	B39M	aa7f03
N61898	B739	a8102a
N47533		a5d68a
N17574	B39M	a12f2a