'g' Wenen (Vienna) censor on 3 letters from Netherlands to Bucharest Romania 25.II.1941, could not be delivered and returned with 'c' Cologne censor, registered to Roustschoek Bulgaria 10.II.1944 and returned Zurück an den Absender/ Begründung inliegend (exchange of poststamps exhibited) and (letter toned) to Budapest (Hungary) 2.V.1942 with purple Zurück unzulässig (returned, not allowed)