{"as_of":"2026-11-06","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Engines","items":[{"count":1,"name":"Lycoming O-360 series","note":"180 hp","unit":"of these aircraft","url":"https://eflight.com/engines/lycoming-o-360-series"},{"count":1,"name":"Lycoming O-540 series","note":"250 hp","unit":"of these aircraft","url":"https://eflight.com/engines/lycoming-o-540-series"},{"count":1,"name":"Lycoming O-360 / VO-360 series","note":"180 hp","unit":"of these aircraft","url":"https://eflight.com/engines/lycoming-o-360-vo-360-series"},{"count":1,"name":"Lycoming O-320 series","note":"180 hp","unit":"of these aircraft","url":"https://eflight.com/engines/lycoming-o-320-series"}],"relation":"powered by"},{"group":"Where they are","items":[{"count":2,"name":"Virginia","note":"","unit":"of these aircraft","url":"https://eflight.com/states/VA"},{"count":1,"name":"New Hampshire","note":"","unit":"of these aircraft","url":"https://eflight.com/states/NH"},{"count":1,"name":"Louisiana","note":"","unit":"of these aircraft","url":"https://eflight.com/states/LA"},{"count":1,"name":"Illinois","note":"","unit":"of these aircraft","url":"https://eflight.com/states/IL"}],"relation":"registered in"},{"group":"Analytics","items":[{"count":null,"name":"Biggest makers and model families","note":"","unit":"","url":"https://eflight.com/analytics/makers"},{"count":null,"name":"Accidents by model and by maker","note":"","unit":"","url":"https://eflight.com/analytics/accidents-by-model"}],"relation":"compared in"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"id":"barrows-robert-e","name":"Barrows Robert E","registered":5,"type":"maker","url":"https://eflight.com/makers/barrows-robert-e"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}