{"as_of":"2026-11-06","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Engines","items":[{"count":3,"name":"Rolls-Royce MERLIN","note":"1760 hp","unit":"of these aircraft","url":"https://eflight.com/engines/rolls-royce-merlin"},{"count":1,"name":"Rolls-Royce GRIFFON","note":"2455 hp","unit":"of these aircraft","url":"https://eflight.com/engines/rolls-royce-griffon"}],"relation":"powered by"},{"group":"Where they are","items":[{"count":1,"name":"Oregon","note":"","unit":"of these aircraft","url":"https://eflight.com/states/OR"},{"count":1,"name":"Massachusetts","note":"","unit":"of these aircraft","url":"https://eflight.com/states/MA"},{"count":1,"name":"Illinois","note":"","unit":"of these aircraft","url":"https://eflight.com/states/IL"},{"count":1,"name":"California","note":"","unit":"of these aircraft","url":"https://eflight.com/states/CA"},{"count":1,"name":"Arkansas","note":"","unit":"of these aircraft","url":"https://eflight.com/states/AR"}],"relation":"registered in"},{"group":"Biggest operators","items":[{"count":1,"name":"Echo Matrix LLC","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/echo-matrix-llc"},{"count":1,"name":"Collings Foundation INC DBA","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/collings-foundation-inc-dba"}],"relation":"owned by"},{"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":"vickers-supermarine-ltd","name":"Vickers Supermarine Ltd","registered":5,"type":"maker","url":"https://eflight.com/makers/vickers-supermarine-ltd"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}