Mixed Worldwide Stamp Album Inc Penny Black - some of the stamps have pencil markings about watermarks on the reverse. Ideal for a collector or someone who has knowledge. Many not pictured, some new and unused. The item "Mixed Worldwide Stamp Album Inc Penny Black Various Watermarks Collection" is in sale since Monday, November 4, 2019.This item is in the category "Stamps\Worldwide\Collections/Mixture". The seller is "bigbenbeach" and is located in Builth Wells. This item can be shipped worldwide.