{"as_of":"2026-10-29","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":87,"name":"Travel Air","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/travel-air"}],"relation":"is a"},{"group":"Engine","items":[{"count":68,"name":"Wright 760A B D E&ET","note":"250 hp","unit":"aircraft with this engine series","url":"https://eflight.com/engines/wright-760a-b-d-e-et"}],"relation":"powered by"},{"group":"Place","items":[{"count":164,"name":"Columbia, MO","note":"","unit":"aircraft registered in this town","url":""},{"count":null,"name":"Columbia Regional","note":"COU","unit":"","url":"https://eflight.com/airports/COU"},{"count":5813,"name":"Missouri","note":"","unit":"aircraft registered","url":"https://eflight.com/states/MO"}],"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/N473N#records-check"}],"relation":"involved in"},{"group":"Live","items":[{"count":null,"name":"Where N473N is now","note":"","unit":"","url":"https://eflight.com/live?q=N473N"}],"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":"N473N","maker":"Travel Air","model":"D-4-D","name":"Travel Air D-4-D N473N","state":"MO","type":"aircraft","url":"https://eflight.com/aircraft/N473N","year_built":1930},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}