First-Day-Covers, 1949 - 1990, clean 18 volumes First Day Cover - collection with some early, very good issues from Michel no. 242, 243 / 44, 250, 251 / 52, 256 / 59 with photo certificate Schönherr BPP, 260, souvenir sheet 7, 273 / 74, 275, 276 / 79, 284 / 5, souvenir sheet 10 - 12, and so on, from approximate 1954 almost only illustrated First Day Covers and over large distances complete, in addition to it 2 further volumes with postal stationery, commercially used letters and Soviet Zone, and so on, in total very high catalog value!