Historical aircraft types

REG	type	ICAO
N27722	B737	a2c336
N73406	B739	a9dc5e
N79402	B739	aac954
N23707	B737	a224f9
N71411	B739	a98d7e
N21723	B737	a1d63d
N38403	B739	a46c9a
N17753	B737	a13651
N35407	B739	a3f621
N27733	B737	a2c35a
N75410	B739	aa2b79
N38727	B737	a47809
N72405	B739	a9b4de