Here's 3 unusual porcelain cyclops insulators made circa 1900-20 that are fairly tough to find. (L to R): Squared head. Recovered in Spain. (Were also used in Colombia as service line drops). Unmarked but made by Hermsdorf in Germany. VNM++ condition. Very small amount of cement residue in top of pinhole. $60 plus shipping.

Middle example found in Germany. Has glaze crazing with no damage to the porcelain other than small light surface wear spots. $60 plus shipping.

Far right was found in Germany and is very crude with 2 factory glaze warts, match head crown flake, 2 pinky nail base skirt flakes with small glaze craze line above it, tiny sliver base flake. Displays VNM. $40 plus shipping.

Buy all 3 for only $150 plus shipping. Shipping additional. Price is firm and affordable. Thanks!