cover 1857 disinfected E.L. from Brcko to Trieste bearing 3Kr. strip of three, left stamp touched at top and lower left corner buckled upon application of postmark, cancelled by "WINKOWCZE/7.OCT" straight line datestamps, reverse showing manuscript "Sanitäts Vorschriftsmässig ausgeräuchert zu Rajevoselo am 5.8br.857"; some creasing, though a rare usage. Signed Matl. Ö.S.30,000. Photo in colour