Historical aircraft types

REG	type	ICAO
N3736C	B738	a4421d
N3754A	B738	a44943
N388DA	B738	a4794e
N3734B	B738	a441d6
N3765	B738	a44d1c
N377DA	B738	a44e18
N373DA	B738	a43f3c