Historical aircraft types

REG	type	ICAO
N732NK	A21N	a9d3af
N720NK	A21N	a9a4c2
N725NK	A21N	a9b755
N742NK	A21N	a9fb2e
N729NK	A21N	a9c631
N731NK	A21N	a9cff8
N741NK	A21N	a9f777