Historical aircraft types

REG	type	ICAO
N77537	B738	aa7e7b
N24514	A21N	a2452a
N76269	B738	aa4c42
N37274	B738	a43ea3
N66808	B739	a8d46a
N14249	B738	a0ad24
N14536	A21N	a0b823