By bike: MiNr. 46 - 49, June 6, 2008, "Castles of the Region (I)", set, mint never hinged Biberpost: "Sparkasse Salzlandkreis", set, type VI, SHEET NUMBER, mint never hinged Germany: MiNr. 52 ZS, "value digit and crown", 3 pairs of intermediate bars, RS, Mint DDR: MiNr. 529 XI, "100. Anniversary of Robert Schumann's death", checked, VB, ESSt. DDR: MiNr. 465 AXI, "150. Anniversary of Friedrich Schiller's death", verified, Mint By bike: MiNr. 46 - 49, June 6, 2008, "Castles of the Region (I)", set, mint never hinged Biberpost: "Sparkasse Salzlandkreis", set, type VI, SHEET NUMBER, mint never hinged Germany: MiNr. 52 ZS, "value digit and crown", 3 pairs of intermediate bars, RS, Mint DDR: MiNr. 529 XI, "100. Anniversary of Robert Schumann's death", checked, VB, ESSt. DDR: MiNr. 465 AXI, "150.