== continuous wp:idontlikeit removal of sourced&verified; content== 
 It's more than obvious that this book:  

 *Wilkinson Henry Robert. Maps and politics: a review of the ethnographic cartography of Macedonia.. University Press, 1951 

 Says on page 131:  

 still subscribed to the view that Macedonia was Bulgarian territory. For example... the Vidal Lablache atlas, all contained pro-Bulgarian ethnographic maps of the Balkans 

  
 It's about this map []. The link for verification is here []. 

 It is disruptive to remove this part, making extraordinary assumptions [][][]. Since the source says that this map is pro-Bulgarian we have no reason to remove this claim from the map's caption.