Historical aircraft types

REG	type	ICAO
N37522	B39M	a44917
N76269	B738	aa4c42
N12218	B738	a05dbc
N76523	B738	aa56d5
N17306	B38M	a126c9
N76526	B738	aa56d8
N17326	B38M	a1270f
N33284	B738	a3a0ca