This Brookes Blue CD 125 is skirt embossed PAT. APP. FOR and on the reverse a large 5 over a smaller A. There are two dings...one on the skirt about 1" to the right of the embossed 5. The other is on the lower edge of the wire groove at the mold line. There are some wear signs in the wire groove but nothing too serious. A fine looking old insulator. $90 plus actual shipping.