Bulgaria, Plovdiv /
Firma Kartografii︠a︡ (Sofia, Bulgaria)
Balkanturist.
[Sofia?] : Tourist Promotion and Publicity Centre,
c1990.
Panel title.
Copyright "'Cartography'" Company, Sofia, 1990."
Insets: The old Plovdiv -- Environs.
Text in English, directories, and tourist information on verso.