Historical aircraft types

REG	type	ICAO
N548US	B752	a6f777
N686DA	B752	a919cd
N544US	B752	a6e89b
N658DL	B752	a8aac8
N6705Y	B752	a8ded6
N695DL	B752	a93d9f
N689DL	B752	a924fc