Caudron R.4

R.4 and R.5
General information
TypeReconnaissance
ManufacturerCaudron
Designer
Primary userAéronautique Militaire
Number built249 Caudron R.4 + 1 Caudron R.5
History
Manufactured1916-1917
Introduction dateOctober 1916
First flightJune 1915
Retired1918
VariantsCaudron R.11

The Caudron R.4 (officially Caudron 40 A.3) was a French World War I twin-engine biplane reconnaissance/artillery cooperation aircraft and the progenitor of a series of successful aircraft that filled a variety of roles with the French Aéronautique Militaire.