From the announcement:
The American War of Independence supplement for Smooth&Rifled has been released.
It can be dowloaded for free (like many other supplements)
Smooth&Rifled is a skirmish game published by Dadi&Piombo and available in pdf format. It covers the age of musket (XVII to early XX Cen.) and can be played with about 10 to 50 figures per side.
The game is available in 3 editions: English, French and Italian.