Historical aircraft types

REG	type	ICAO
N840DN	B739	ab8031
N810DN	B739	ab09b4
N862DN	B739	abd69d
N860DN	B739	abcf2f
N875DN	B739	ac0941
N843DN	B739	ab8b56
N913DU	B739	aca22e
N917DU	B739	acb10a