Estonia. Lot brev 1919–1936 on visir leaves. Six covers. The oldest, from 1919, with the rare 35 kop grey, censor markings both from Estonia and Finland, both provisional and circular city cancellations (Tallinn and Reval, the latter in Russian). On the second cover all of the regular stamps imperforated. Four of the six covers have been sent by air mail. Fine quality.