{"as_of":"2026-10-28","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":8,"name":"Davis D-1","note":"","unit":"registered","url":"https://eflight.com/models/davis/d-1"},{"count":17,"name":"Davis","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/davis"},{"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":150,"name":"Warner SS40&50","note":"90 hp","unit":"aircraft with this engine series","url":"https://eflight.com/engines/warner-ss40-50"}],"relation":"powered by"},{"group":"Place","items":[{"count":10,"name":"Marlborough, CT","note":"","unit":"aircraft registered in this town","url":""},{"count":null,"name":"Salmon River Airfield","note":"9B8","unit":"","url":"https://eflight.com/airports/9B8"},{"count":1607,"name":"Connecticut","note":"","unit":"aircraft registered","url":"https://eflight.com/states/CT"}],"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/N13576#records-check"}],"relation":"involved in"},{"group":"Airworthiness","items":[{"count":1,"name":"Approved modifications for the Davis D-1","note":"","unit":"supplemental type certificates","url":"https://eflight.com/models/davis/d-1#airworthiness"}],"relation":"subject to"},{"group":"Analytics","items":[{"count":null,"name":"Accident history of the Davis D-1","note":"","unit":"","url":"https://eflight.com/models/davis/d-1#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 N13576 is now","note":"","unit":"","url":"https://eflight.com/live?q=N13576"}],"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":"N13576","maker":"Davis","model":"D-1-W","name":"Davis D-1-W N13576","state":"CT","type":"aircraft","url":"https://eflight.com/aircraft/N13576","year_built":1933},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}