Archivio paleografico italiano.
Royal folio (41 x 56 cm). 5 fascicles: nos. 33 (1910); 36 (1911); 38 (1912); 39 (1912); 41 (1913), comprising all 63 plates forming vol. IX. Mostly double-page-sized heliotypes, each with accompanying letterpress descriptive leaf. All in their original printed blue wrappers.
All the 63 massively sized plates forming volume IX of the "Archivio paleografico italiano" series, showing mediaeval Italian royal charters.
Edges of the original wrappers somewhat frayed. Light duststaining but altogether clean. From the library of the Austrian historian Emil von Ottenthal (1855-1931), a student of Theodor von Sickel, professor at the University of Vienna and longtime board member of the MGH, with his ownership stamps.
OCLC 1839428. ZDB-ID 400694-x.