Lot 80120 – 1882 Bulgaria 2nd issue cover 25st tied to back of cover to St.Petersburg

1882, Second issue cover franked 25St black & lilac to back of small envelope to St. Petersburg by bluish circle star postmark alongside DOUBNITZA 27.7.82 in blue, also transit mkgs of Sofia, Rustchuk, Ungeni (exchange office for mails Bulgaria Russia) + SPB arrival mkgs, very fine cover and scarce fkg + a similar cover the other direction Odessa to Cospoli (ms marking via Varna), also showing the exchange office UNGENI postmark at back, Rustchuk transit and Austrian P.O. Cospoli arrival mkg.