Historical aircraft types

REG	type	ICAO
PR-GUM	B738	e4898a
PR-GXA	B738	e48db0
PR-GEH	B737	e4919e
PR-GGQ	B738	e48395
PR-GXT	B738	e48fb4
PR-GEC	B737	e48855
PR-GYD	B738	e49266
PR-GUU	B738	e48b00