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3 aircraft
N-number
Year · model
Based in
Status
N4383Y
2000 Heldeberg Designs LLC BLUE HERON MARATHON
Perham, ME
Registration valid
N4322B
2002 Heldeberg Designs LLC BLUE HERON MARATHON
Bethel, ME
Registration valid
N5079W
2000 Heldeberg Designs LLC BLUE HERON MARATHON
Morrill, ME
Deregistered