{"as_of":"2026-10-08","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Flies","items":[{"count":1,"name":"Cessna 180 Skywagon","note":"","unit":"on the certificate","url":"https://eflight.com/models/cessna/180"},{"count":1,"name":"Cessna U206 Stationair","note":"","unit":"on the certificate","url":"https://eflight.com/models/cessna/u206"},{"count":2,"name":"Cessna","note":"","unit":"on the certificate","url":"https://eflight.com/makers/cessna"}],"relation":"flies"},{"group":"Where","items":[{"count":null,"name":"Greenville, ME","note":"where most of the aircraft on its certificate are registered","unit":"","url":""},{"count":null,"name":"Greenville Municipal","note":"3B1","unit":"","url":"https://eflight.com/airports/3B1"},{"count":null,"name":"Moosehead Aero Marine Seaplane Base","note":"52B","unit":"","url":"https://eflight.com/airports/52B"},{"count":1424,"name":"Maine","note":"","unit":"aircraft registered","url":"https://eflight.com/states/ME"}],"relation":"based in"},{"group":"Certificates and records","items":[{"count":2,"name":"FAA charter and air-taxi certificate","note":"designator FSNA","unit":"aircraft listed","url":""}],"relation":"holds"},{"group":"Aircraft","items":[{"count":null,"name":"N71JH","note":"Cessna 180H","unit":"","url":"https://eflight.com/aircraft/N71JH"},{"count":null,"name":"N120JH","note":"Cessna U206G","unit":"","url":"https://eflight.com/aircraft/N120JH"}],"relation":"lists on its certificate"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"aircraft_listed":2,"base_city":"Greenville","base_state":"ME","callsign":null,"certificate":"135","code":null,"designator":"FSNA","dot_authority":null,"id":"jacks-air-service-inc","name":"Jacks Air Service INC","type":"operator","url":"https://eflight.com/operators/jacks-air-service-inc"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}