On the left, a V VNM "B" beehive with typical darker coloration in the dome - $15.75 plus postage. On the right, A VNM Vidrart from Argentina. This insulator has a ping with an associated flat flake at the rear base mold line and a tiny whitish area on the top of the lower wire groove. It features the "AISLATRON" trade name embossing on the rear, and does not have a number in the top of the pinhole. Super color for $100 plus postage.