This CD 140 heavyweight is skirt embossed JUMBO and on the reverse side PATD JUNE 17, 1890. AUG 19, 1890 On the base it is embossed OAKMAN M`F`G.CO. BOST..... A 3 1/2 " base chip takes out half of the embossed T and all of the ON in Boston. There is a dome fracture the runs through the dome right at the top of the treads. The color is a light blue. Far from perfect but still a nice piece to add to your collection. Probably one of the more popular big insulators. $140 shipped to your door anywhwere in the U.S.