| Escadrille N 73 - SPA 73 | |
|---|---|
 Spad aircraft | |
| Country |  France |
| Branch |  French Air Service |
| Type | Reconnaissance/Fighter |
| Engagements |  World War I |
Escadrille 73 of the French Air Force originated at Corcieux on 23 May 1915 as Detachment N 49 during the World War I.