1928 (10 Jul) Iran Teheran - Moscow - Konigsberg, Airmail cover, flights Teheran - Moscow, Moscow - Konigsberg (Muller 19 (Iran) and 11 (USSR) CV $4,000)

From ex Dr. Peter Moeller collection that received the Large Gold Medal at the Hannover 2011 Exhibition.

Since June 1928 connection in Moscow for airmail to Persia with UKRVOZDUKHPUT Moscow - Baku, onwards with Junkers Luftverkrhr Persia Baku-Pahlevi-Teheran

Tehran-Baku-Moscow-
Königsberg

Postmark:
Tehran 10.7.1928
Moscow 14.7.1928
Moscow Lp-confirmation
Königsberg MLb

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Seit Juni 1928 Anschluss in Moskau für Luftpost nach Persien mit UKRVOZDUKHPUT Moskau — Baku, weiter mit Junkers Luftverkrhr Persien Baku-Pahlevi-Teheran

Teheran-Baku-Moskau-
Königsberg

Poststempel:
Teheran 10.7.1928
Moskau 14.7.1928
Moskau Lp-Bestätigung
Königsberg MLb