1920 - 1939, mint never hinged (only isolated values unused) collection, a little specialized collected with colours, overprint types and gutters, as well numerous good issues like Michel no. 36 / 39 expertized BPP (2), 141 / 50 (2), 151 / 63 expertized Dr. Petersen BPP, 167 / 73 expertized Erdwien BPP and local issue I / IV I-III expertized Dr. Petersen BPP, many expertized, in consistently good condition, nice quality collection from collector's estate in the stockbook