CD 134 B.G.M.CO. Baltimore Glass Manufacturing CO. Embossed on the (F-Skirt) B.G.M.CO. ( for the Baltimore Glass Manufacturing Co.) The color is light purple. This insulator has been very lightly tumbled to remove some of the effects from being buried. Some of the surface blemishes still remain. It also has a small wire rim open bubble. An area in the left skirt has some great white milk within the glass. A deal at only ---$175.00--- Plus postage. We ship to USA and Canada… Buy with confidence! … We do not sell altered insulators! PayPal, Money Order, or Cashier's Check. Check our other insulators to combine freight.