Pof.SO20, Hradčany 300h green-gray; label Pof.SO31, Newspaper stamp 20h blue, block of 6 with upper margin, pos. 6-8/16-18; mint never hinged Pof.SO33 production flaw, Postage due stmp 5h with full overprint offset; lightly hinged Pof.SO33, Postage due stmp 5h brown-olive, grey-blue overprint; hinged, from old collection, current catalogues this overprint type don't report 1920 two cuts post. dispatch-note franked with. overprint stamp. Hradčany, 1x with stamp. 100h brown, Pof.SO17 with nationalized CDS PETŘVALD VE S. 5/8 20, 1x with 30h yellow, Pof.SO9 with nationalized CDS LAZY 21.IV.20 (cut cut)