cover 2½pi. sepia and 20pa. rose (white paper), both clear handstamps, on 1913 (28 July) acknowledgement of receipt envelope addressed to the Austro-Hungarian Consul at Monastir, cancelled by "VLONË" c.d.s. in blue, with "A.R." handstamp in violet alongside. A rare and attractive franking. M.9, 6a. Photo.