Great Britain Most Mint 1800s to 1980 Clean Stamp Collection. The item "Great Britain Most Mint 1800s to 1980 Clean Stamp Collection" is in sale since Friday, September 6, 2019. This item is in the category "Stamps\Great Britain\Collections, Lots". The seller is "anthonysnj-stampsandcoins" and is located in Englewood Cliffs, New Jersey. This item can be shipped worldwide.