United States 1862 6¢ S. An obviously faulty example, but Aldrich's census notes 19 of the known 33 copies are faulty. Note: the Scott Catalog states that the values assigned to Match and Medicine stamps are for fine-very fine examples that may be somewhat faulty but reasonable attractive, with the faults usually not readily apparent on the face.
American Philatelic Society Member #178998. The item "Scott RS100a 1862 6c S.Hartman Medicine Revenue on Old Paper Fine Cat $1,000" is in sale since Sunday, February 3, 2019. This item is in the category "Stamps\United States\Back of Book\Revenues". The seller is "mleon" and is located in Las Vegas, Nevada. This item can be shipped worldwide.