Historical aircraft types

REG	type	ICAO
N15751	B737	a0e751
N77575	B39M	aa7f05
N38727	B737	a47809
N77588	B39M	aa7f2b
N23707	B737	a224f9
N37541	B39M	a4495c
N17730	B737	a13608
N37554		a44982
N13750	B737	a09852