{"as_of":"2026-11-05","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":8,"name":"Brown","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/brown"}],"relation":"is a"},{"group":"Engine","items":[{"count":28,"name":"Corvair (converted) GO-140","note":"145 hp","unit":"aircraft with this engine series","url":"https://eflight.com/engines/corvair-converted-go-140"}],"relation":"powered by"},{"group":"Place","items":[{"count":40,"name":"Hartford, WI","note":"","unit":"aircraft registered in this town","url":""},{"count":null,"name":"Hartford Municipal","note":"HXF","unit":"","url":"https://eflight.com/airports/HXF"},{"count":6163,"name":"Wisconsin","note":"","unit":"aircraft registered","url":"https://eflight.com/states/WI"}],"relation":"registered in"},{"group":"Record","items":[{"count":null,"name":"No NTSB accident or incident record under this tail number","note":"","unit":"","url":"https://eflight.com/aircraft/N37979#records-check"}],"relation":"involved in"},{"group":"Live","items":[{"count":null,"name":"Where N37979 is now","note":"","unit":"","url":"https://eflight.com/live?q=N37979"}],"relation":"seen at"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"built_of":null,"id":"N37979","maker":"Brown","model":"PIETENPOL AIRCAMPER","name":"Brown PIETENPOL AIRCAMPER N37979","state":"WI","type":"aircraft","url":"https://eflight.com/aircraft/N37979","year_built":1982},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}