The XB-24F was a single B-24D-CO (41-11678) that was fitted with an
experimental thermal anti-icing system for tests by NACA at Moffett
Field, California. It was delivered on May 13, 1942. It never
materialized in production form.
Famous Bombers of the Second World War, William Green,
Liberator: America's Global Bomber, Alwyn T. Lloyd,
Pictorial Histories Publishing Co, Inc, 1993.
B-24 Liberator in Action, Larry Davis, Squadron/Signal Publications
General Dynamics Aircraft and Their Predecesssors, John Wegg,
Naval Institute Press, 1990.
United States Military Aircraft Since 1909, Gordon Swanborough
and Peter M. Bowers, Smithsonian, 1989.
American Combat Planes, 3rd Enlarged Edition, Ray Wagner,