Estestvoznanieto v Srednovekovna Balgarija: Sbornik ot Istoriceski Izvori
Sofija: Balgarska Akademija na Naukite, 1954. Hardcover. illustrations, 626p. Original cloth-backed boards. 24cm. Relatively light soiling and wear. Ex lib. (Harvard's Museum of Comparative Zoology Library). No Jacket. Bulgarian text. More