Pre Civil War Warren Artillery Coat Rhode Island Militia Button

Non dug, gilt 2-piece, low convex WA, Warren Artillery, coat button. This Rhode Island pre Civil War militia button has a large centered WA on a lined field. The reverse has a straight shank and is silve washed. It also has an 1830's-40's R & W ROBINSON EXTRA RICH, inside a banner with a spread wing eagle, backmark. $385