CD 145 [020] (dome embossing) XI (base embossing) AM. INSULATOR CO. N.Y. DOUBLE PETTICOAT / PAT'D SEPT. 13, 1881, NOV 13, 1883, FEB. 12, 1884, blue. A light scratch on the side above the wire groove, a ding on the lower wire groove edge, and a ding on the skirt. The price guide lists the piece at $30-$40 but it can be yours for $25 plus postage.