Sellers: Add a FREE map to your listings. The item “US Scott # 233 and #233a blue variant used, 1893 cv= $ 16000″ is in sale since Wednesday, March 22, 2017. This item is in the category “Stamps\United States\19th Century\ Used”. The seller is “pvdh.usa” and is located in Dordrecht. This item can be shipped worldwide.