Two rare CD 110.5 insulators in Lt Aqua. Both have segmented threads and base embossed "+ NAT. INSUL. CO. +PAT. MAY 1 . DEC. 25. 1883. JAN. 1. OCT. 1 . 1884 " . Both are frost victims. One has a glass dot on the dome top, and the circumference of the skirt reglued. a small 1/2" triangle missing at base and 3/4" upper ridge chip one side. {see pic} The other piece has no raised glass dot on dome and has it's side reglued with some glass missing ,{see pic} the other side has two chips to the uppermost thread ridge. . This photo shows the more damaged side of the two insulators. SALE ...Your choice for $35. ea. plus postage.