German Occupation of Russia, 1941, Pleskau, 20k on 1pf, black & red overprints. Scarce issue, both overprints, centered very fine, #1a with Krischke certificate, #1b signed Krischke, o.g., lightly hinged, Very Fine. Scott No. not listed. Michel No. 1a-1b  €575 ($788). $0 (Image)