Historical aircraft types

REG	type	ICAO
N77258	B738	aa739d
N37257	B38M	a43e60
N18220	B738	a14ad1
N37298	B738	a43eed
N488UA	A320	a60814
N17312	B38M	a126e8
N37368	B38M	a4423b
N37273	B738	a43ea2
N17322	B38M	a1270b
N76514	B738	aa56b3