Historical aircraft types

REG	type	ICAO
JA73NF	B738	8681ad
JA73NQ	B738	8681b6
JA73NL	B738	8681b2
JA73NM	B738	8681b3
JA73ND	B738	8681ab
JA73NN	B738	8681b4
JA737Z	B738	868043
JA73NA	B738	8681a8