Another French airline issue label, now from CIDNA.
CFRNA ("The International Air Navigation Company" between 1920–25) or CIDNA ("The French-Romanian Company for Air Transport"; Compagnie franco-roumaine de navigation aérienne in French; Compania franceză - română pentru navigaţia aeriană in Romanian) was a French-Romanian airline, founded on January 1, 1920. (wikipedia)
Year: 1931, Gummed. Günter Mair's catalogue no: - FRA-B-31b, perforated 11 ½ , booklets with 1 sheet
of 28(4x7), black/light blue, 3***