Historical aircraft types

REG	type	ICAO
N77544	B39M	aa7e9b
N37563	B39M	a449a4
N37547	B39M	a44962
N77579	B39M	aa7f09
N37537	B39M	a4493f
N37560	B39M	a449a1
N37502	B39M	a448d1