25 penny Germania red orange / black on yellow white with oblique violet blue hand stamp overprint \"LIBAU\" type II, horizontal pair from corner margin top left, on of the left stamp variety \"overprint inverted\", the right stamp point at a rest of hinge on, the pair has affixed spots, the upper margins are vertical separated, photo expertize Andreas Schlegel BPP: \"me are only a few horizontal pairs of this kind known. \"