1853, TIFLIS, cover bearing oval "1853 Tiflis" datestamp on reverse to Backnang/Kingdom of Wurttemberg, Prussian transit marks "AUS RUSSLAND FRANCO" + two railway marks "BRESLAU-BERLIN" and "BERLIN-LEIPZIG" and Backnang arrival 6.3.52" (error of year date?). Usual postal wear as to be expected; pre-philatelic covers of Georgia to foreign destinations are extremely rare! (Image)