Historical aircraft types

REG	type	ICAO
N243WN	B737	a23d25
N251WN	B737	a25d36
N8558Z	B738	abbd73
N8831L	B38M	ac2b80
N7864B	B737	aaa9b6
N8815L	B38M	ac249e
N8581Z	B738	abc7a3