See folio 1 with dedication signed by Anthimus, Archimandrite of the monastery (Zo, f.1r). "Saint Petersburg, Rossiyskaya Natsional'naya Biblioteka, Ms. Глаг. 1". “Codex Zographensis” (Zo) — Old Church Slavonic Tetraevangelium written in Glagolitic script by the Ohrid Literary School with later additions of the 12th (part of Matthew) and of the 13th (synaxaria added by Priest Ioan in Cyrillic) centuries (11th century). Saint Petersburg: National Library of Russia.
See the external link to this virtual exhibition, also made available in English (Zo). "Saint Petersburg, Rossiyskaya Natsional'naya Biblioteka, Ms. Глаг. 1". “Codex Zographensis” (Zo) — Old Church Slavonic Tetraevangelium written in Glagolitic script by the Ohrid Literary School with later additions of the 12th (part of Matthew) and of the 13th (synaxaria added by Priest Ioan in Cyrillic) centuries (11th century). Saint Petersburg: National Library of Russia.