1900/29, Blanc Type, superb mint never hinged/unused and used collection with 247 covers and cards, highly specialized with paper varieties, plate types and printing flaws, shades, large multiples, overprints “ANNULÉ” and “SPECIMEN”, a wealth of interesting usages with single-, multiple- and combination frankings, many interesting tariffs, etc. Except for the occasional fault in overall very good condition, expertly mounted and described on exhibition pages, in 4 albums (ex Mi.-Nr.86-238, ex Yvert-Nr. 107-233)
