Hello,
Currently on ebay is a further photo of Curtiss JN-4 C104 of 81 CTS,as previously identified by Nick at:
https://www.ebay.com/itm/29479220081...sAAOSwu75h-xVY
and an American machine number 163 with red cross markings at:
https://www.ebay.com/itm/15483041715...gAAOSwwJ9h~xGY
Regards,
Clint