cover 3Kr. green (smudged print) affixed together with 1874 10Kr. blue on 1874 2Kr. stationery postcard registered to Beograd (Vinkovce 2.7.75 arrival), cancelled by "PAKRAC" c.d.s. (29.6) and with circluar framed "PREPORUCENO/RECOMMANDIRT" h.s. (Ryan 17) adjacent. Fine and very appealing, the only mixed franking recorded with this combination. Photo in colour