These are Dome embossed: P.R.R. and skirt marked: B. The left one has some very minor olive streaks. It has three intact glass vent spikes on the inner skirt. $7 plus shipping. The Right one has some nice dome glass, and olive swirls in the dome. It has a cool gap on the inner skirt from the annealing process. Minor inner skirt flaking, and two of three vent spikes are flaked off of the inner skirt. Base chip as seen in center of photo. $12 plus shipping.