Czechoslovakia. (Austria). 1919. Stamp-less envelope addressed to Eger cancelled by Kral. Vinohrady double ring, underpaid with m/s '40' and bearing Austria Yvert 165, 30h violet mixed with Czech Yvert 5, 10h rose tied by Eger arrival and hand-stamped 'T'. Nice item of Provisional postage due mail before Czechoslovakia issued Postage Dues. Ex Kiddle.