Historical aircraft types

REG	type	ICAO
N27722	B737	a2c336
N15710	B737	a0e6c4
		aa56f8
N14517	A21N	a0b7de
N27503	B39M	a2bb83
N24508	A21N	a2450b
N14731	B737	a0bf8c
N14520	A21N	a0b7fa