cover 1885 envelope (flap missing) with Irbit 1880 2k. black on rose-lilac (Schmidt 2) cancelled by intaglio h.s. in violet and 1895 envelope from Constantinople to Charkov with 10k. cancelled by double ring d.s. and Zemstvo 5k. ultramarine and gold (Schmidt 31) lightly cancelled by c.d.s. The former signed Mikulski