Jager Companie von Roder

While searching for Cooch's Bridge I found this site which is full of interesting photos and so forth. Of special interest was this photo of two Amusettes being used.
If you want to read more about these guns check out this page
Amusettes as 18th Century Artillery with the Jägers and other Light Infantry
Also another piece on Amusette's in the Revwar is here