20 Pfennig Prussian blue on paper with steeply descending striations viewed from front (paper p2), three examples in correct-rate mixed franking with 30 Pfennig olive-grey on paper p1 and 8 Pfennig red-orange on registered cover from "Erfurt 1 -ah- 23.3.46" to Kiel, some yellow spots, photo certificate Dirk Schulz BPP "20 Pfennig stamps on this paper (p2) on commercial cover are rare.", Mi. 3.640.-++ (former opening price 500).