Brand: Jopen.
Producer: Jopen Bier B.V. Haarlem.
Description: Golden crwon cap. All arround the crown, there's a red line. On the top, Jopen ® (in red). In the middle, a man working with beer (in red). At the bottom: HAARLEMS AMBACHTELIJK GEBROUWEN BIER (in red).
Factory sign: R.R.K. (Rauh GmbH & Co. Blechwarenfabrikations-KG).