Hello,
Currently on ebay is a photo of a Nieuport 12 of Escadrille N 68
https://www.ebay.fr/itm/405406805719...wAAOSwoWpnVXBq
A further Nieuport from the same seller which looks like it is either a Nieuport 17 or 23, but depending on the interpretationof the SFA number,this looks a little problematic
https://www.ebay.fr/itm/405406882173...QAAOSw3JVnVX6s
Regards,
Clint