9 Kreuzer numerals in oval, light orange-brown, horizontal pair with variety sZ: "Hatched numerals", fresh colours and very good rouletting, fan cancellation "TÜBINGEN AUG. 21", rare on stamps, ideally central and crystal clear, perfect condition, expertised Thoma, Thomas Heinrich BPP photo certificate (2021) "genuine and faultless", Mi. 520.-, outstanding item for highest demands without reservations, ex Trost collection