Here is a 110.5 base embossed nat. Insul. Co. Pat. May 1, dec.25, 1883, Jan 1, oct. 7 1884. Has segment threads, has open air bubble on wire ridge, small chip on lower wire ridge and a fingernail size chip on upper wire ridge with a ding above that on corkscrew. Has shallow flake on side base near oct. And between insul. Asking $100 plus priority shipping and insurance