24 and 50 Pfg German-Soviet friendship, both values complete, on First Day Cover from \"BERLIN C2 22.4.51\", to Cleveland / USA addressed, faultless condition, extremely rare First Day Cover and top piece for the large collection, photo expertize Weigelt BPP: \". On not postal mailed cover with postmark [. ] - first day postmark -. The designated stamps and whose cancel are perfect and genuine. \", Michel 2.400.- (italics and clearly undervalued! )