Super nice non dug Ulster Guard New York Militia Civil War coat button. It is listed in Tice as NY271 A.1 & in Albert's as NY 89. The front has a droop wing eagle perched on a globe above ULSTER GUARD. The reverse has a small depressed HORSTMANN . BROs .&. ALLIEN . N . Y . backmark. The shank is straight. This button measures 23 mm in diameter. $295