Lot 41011 – Russia 1871 10k stationery envelope used Tambov to Gagra via Sukhun-Kale

1871 (3.9.) 10k. postal stationery envelope from Tambov to Gagra with fine strike of Sukhun-Kale transit, returned with further Sukhun-Kale cds and final return Tambov cds, small fault at top of envelope not unduly detracting from a rare item of Abkhazia postal history, the only recorded example of these transits.