OUTSTANDING COLLECTION OF POSTAL STATIONERY ENVELOPES: 1848-63, 17 unused and used items (9), including two of No.1 (unused with flap separation and used from Revel to Hapsal (now Haapsalu), two envelopes of the 3rd issue of 1849 (unused and used), one of the 4th issue of 1855 (unused), two pieces of the 5th issue of 1861 (unused and used), five envelopes of the 6th issue of 1862 (two unused, three used of two different sizes), in addition three used items of No.15 issued in 1862 also, and finally two unused envelopes issued in 1863 of two different sizes, a few items with minor flap separation, generally nice and fresh group of earliest stationery items (Image)

1882-84, essay of Imperial stationery entire wrapper of 1k yellow, size 375x70mm, inscribed ''Pochtovaia Banderol'', excellent condition, VF and scarce, ex-Breitfuss, Faberge, Mi #S1 (Image)

1896, essay for Imperial reply letter card 10k+10k blue, contains two attached letter cards, size of each 174x106mm, appropriately folded, perfect condition, VF and scarce, one copy of such essay was presented to each participant of the UPU Conference of 1906 in Rome (Image)

1913, Romanov Dynasty issue, proof for postal stationery card of 4k in red, names of artist (Lancere) and engraver (Lundin) printed at the bottom of stamp, produced on a thin card, size 140x90mm, VF, rare (Image)