Hungary 1861, 1861/2247, 5fo Venera 4 Issue on FDC and Venera 4 & 40f Traffic Rules Issue on commercial cover, FDC has (2) pmk's; one a dc w/"PREMIER JOUR-FIRST DAY-...-.../ELSONAP/67.X1.6/BUDAPEST 4" and second a pictorial ccl w/Parachute labeled "VENUS24" supporting the Russian vehicle & "BUDAPEST 4 1967.Nov.6." and w/a space craft orbits cachet. Commercial cvr pmk w/dc bridge "BUDAPEST/74 111 13.21/EC72EC" (March 13, 1974). Airmail border made up of "AIRMAIL" in several languages. Date inscribed in red ink on back "3/20/74" is most likely date of receipt by addressee. Nice items for a space topical collection (Image)

$10