1913 Map of Untere Donaulander und Turkei (2 double pgs)-Lower Danube Basin & Balkens

2 sheets , each a 14 x 18" folio with chromolithographic maps of the South Eastern peninsula of Europe, from the Black and Agean Seas up the Adriatic, covering the entire region in amazing detail from a colonial perspective. Fine condition on this handsome, value priced pair