Historical aircraft types

REG	type	ICAO
N27404	B39M	a2b7cd
N27421	B739	a2b810
N69833	B739	a94b4b
N75432	B739	aa2bc1
N69840	B739	a94b6b
N37464	B739	a445ee
N69806	B739	a94ae5