1952, 400 $ Radio-gymnastics, 1st issue on very thinly paper, 10 block of four complete, uniform with upper margins, unused without gum as issued, faultless condition, scarce 1st issue in outstanding quality, photo expertize Havemann BPP (2021) \". Are in every respect genuine and edition I. [. ] each single souvenir sheet is in each case in perfect condition. \", Michel 2.000.- plus