Nice Doug. Yes, it is an Etoile variant called "American Flag", with tiny stars within the scrolls. The pattern was developed by Ernest Heuse-Lemoine of Nessonvaux (and "Boston") specifically for the U.S. market

This is Bro. Walt's Crass 4E.



The lopin, from Sachse's "Damascus Steel"



Are the the tube maker's initials on the barrels just forward of the flats? If so, could you please post a close up high resolution image?