Apt: 53

ALASKA	53AK	STERLING LAKEWOOD AIRSTRIP
GEORGIA	53A	MONTEZUMA DR. CP SAVAGE SR.
KANSAS	53K	OSAGE CITY MUNI
MICHIGAN	53W	WINN WOODRUFF LAKE
MICHIGAN	53M	ALPENA SILVER CITY AIRPARK
MONTANA	53U	BIG FORK FERNDALE AIRFIELD