Historical aircraft types

REG	type	ICAO
N37274	B738	a43ea3
N12225	B738	a05ddc
N37507	B39M	a448d6
N37273	B738	a43ea2
N37527	B39M	a4491c
N86534	B738	abe448
N17599	B39M	a12f75
N76532	B738	aa56f7
N17597	B39M	a12f73
N77518	B738	aa7e36
N37549		a44964