Historical aircraft types

REG	type	ICAO
N27252	B38M	a2b10c
N81449	B739	ab1b3e
N68801	B739	a92361
N75426	B739	aa2ba2
N39726	B737	a49f87
N28478	B739	a2e045
N67845	B739	a8fc72
N75436	B739	aa2bc5