CD 315 PRISM

Embossed on the (F-Umbrella) (Arc) REGISTERED TRADE MARK / {a PRISM} (R-Umbrella) PATENTED JUNE 17, 1890 This insulator has a bruise on the right rear ear. The embossing is very strong and readable. The color is Blue/ aqua the book value is $125-$150 but this one can be yours for only $85 plus postage… We do not sell altered insulators! PayPal, Money Order, or Cashier's Check.