20 Kopecks registered postal stationery with overprint" Pleskau / 20 kop" with advertising slogan 06, black hand stamp overprint, with additional franking Pleskau Michel number 15 A, addressed, cancelled by cancel "PCKOB * K * 30 4 42", the card is overfranked, very fine, expertized Krischke and Dr. Schultz, photo expertize Robert Brunel VP (2025) "the condition is perfect