2 Pfg to 1 Mark Germania with overprint "Sarre" in type I or II, set in blocks of four, in perfect condition mint never hinged, following types are contained: 1I, 2aI, 3I, 4bI, 5aI, 6aI, 7aI, 8I, 9aI, 10xI, 11I, 12bI, 13xaII, 14bI (in the photo expertize based wrongly 14aI), 15I, 16I, 17IA - as well various overprint error respectively upper margin copies (not consider), expertized Dr. Dub, J. B., Burger BPP and photo expertize brown BPP (2016) : "the quality is perfect. ", Michel at least 3.400.- - rare in the complete set as block of four offered!