Public auction #42 on

1935. Aleksandar 75 p + 1.50 d + 3 d sa i bez znaka gravera i 50 p + 75 p sa crnim okvirom, pet boja, tri izdanja na avio pismu iz Zagreba za Varšavu, sa trouglastim avio žigom Zagreba i dva dolaza na poledini.
1935 Aleksandar 75 p + 1.50 d + 3 d with and without engraver's mark and 50 p + 75 p with black frame, without color, three issues on airmail letter from Zagreb to Warsaw, with triangular Zagreb cancel and two arr cds.