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The meaning of the Acronym 21B is...
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Airport Codes
21B
21B is
Mount Desert Coast Guard Lifesaving Station / Weather Observation Station, Southwest Harbor, Maine USA
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Airport Codes
Acronym Definition Searched:
AMRX
39652
ATLKY
BSE
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17778
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RA
VPP
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FPL
IRT
DOD
62777
PNE
