From Gerard Mercator's edition of 'Claudii Ptolemaei Tabulae Geographicae Orbis Terrarum'. It was in 1578 that one of the worlds greatest cartographers put out an edition of the earliest surviving geographical treatise. This map is centred on Armenia and shows the Black Sea and Caspian Sea to the west and east respectively. Koeman Me 5; Nordenskiold 234; Phillips, P.L. (Atlases) 384; Shirley BL T.Ptol-11a & 11k; Van der Krogt, P. (Atlantes) 1:501.