This block of 12 Queen Elizabeth 1/- PENICILLIN stamps is a true gem for any stamp collector. The blue colour and the mint never hinged quality of these stamps make them a valuable addition to any collection. These stamps belong to the pre-decimal era and feature the iconic image of Queen Elizabeth II. The denomination of these stamps is 1/- and they are sold as a block of 12. The topic of these stamps is PENICILLIN and they are perfect for collectors interested in medical history. These stamps are categorized as Stamps and Collections/Mixture under Great Britain.