1919, 10 R on 1 K orange and 10 R on 3 K red-brown overprinted two imperf stamps on local letter tied by "BATUM 25/11/19" c.d.s., addressed to "Mr.M.A.Kastorsky 12, Petrowsk Passage Herc" (Batum), very fine and scarce, ex Dr.Grigoleit (Scott 7, 8, $ 1450)
6; Übersee A-Z; BATUM; Markenausgaben
6; Overseas A-Z; BATUM; Stamp issues