{"as_of":"2026-11-13","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":17,"name":"Waco CTO","note":"","unit":"registered","url":"https://eflight.com/models/waco/cto"},{"count":657,"name":"Waco","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/waco"},{"count":null,"name":"Built of steel tube, wood and fabric","note":"as the model family is built; the register does not record it per aircraft","unit":"","url":"https://eflight.com/materials/steel-wood-fabric"}],"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":23,"name":"Lebanon, IN","note":"","unit":"aircraft registered in this town","url":""},{"count":null,"name":"Boone County","note":"6I4","unit":"","url":"https://eflight.com/airports/6I4"},{"count":5705,"name":"Indiana","note":"","unit":"aircraft registered","url":"https://eflight.com/states/IN"}],"relation":"registered in"},{"group":"Record","items":[{"count":null,"name":"Accident on October 7, 2003 at Greenfield, IN: no injuries, destroyed","note":"","unit":"","url":"https://eflight.com/accidents/CHI04LA005"},{"count":null,"name":"Accident on October 4, 1997 at Cloverdale, IN: no injuries, substantial damage","note":"","unit":"","url":"https://eflight.com/accidents/CHI98LA008"}],"relation":"involved in"},{"group":"Airworthiness","items":[{"count":1,"name":"Failure reports filed on the Waco CTO","note":"","unit":"reports since 1995","url":"https://eflight.com/models/waco/cto#airworthiness"}],"relation":"subject to"},{"group":"Analytics","items":[{"count":null,"name":"Accident history of the Waco CTO","note":"","unit":"","url":"https://eflight.com/models/waco/cto#accidents"},{"count":null,"name":"Accidents by model, with rates per thousand registered","note":"","unit":"","url":"https://eflight.com/analytics/accidents-by-model"}],"relation":"compared in"},{"group":"Live","items":[{"count":null,"name":"Where N9577H is now","note":"","unit":"","url":"https://eflight.com/live?q=N9577H"}],"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":{"inherited_from_model":true,"material":"steel-wood-fabric","name":"steel tube, wood and fabric","note":"A biplane of the 1920s and 1930s: steel-tube fuselage, wooden wings, fabric covering."},"id":"N9577H","maker":"Waco","model":"CTO","name":"Waco CTO N9577H","state":"IN","type":"aircraft","url":"https://eflight.com/aircraft/N9577H","year_built":1929},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}