Historical aircraft types

REG	type	ICAO
N2251U	B77W	a1f622
N2352U	B77W	a21dc4
N2748U	B77W	a2b8db
N2135U	B77W	a1c7c1
N2138U	B77W	a1c82a
N2142U	B77W	a1cb0f