1. Berenson Library Archive, Villa I Tatti, The Harvard University Center for Italian Renaissance Studies, Florence.
2. Acheimastou-Potamianou, M., Icons of the Byzantine Museum of Athens (Athens: Ministry of Culture, Archaeological Receipts Fund, 1998).
3. Biblioteka i archive doma-muzeia svaschennika Pavla Florenskogo v Moskve [Library and Archive of the House-museum of the Priest Pavel Florenskii, Moscow].
4. Otdel rukopisei Gosudarstvennogo Russkogo Muzeia (OR GRM) [State Russian Museum, Manuscript Division, St Petersburg], fonds 137.
5. Otdel rukopisei Gosudarstvennoi Tretiakovskoi Gellerei (OR GTG) [State Tretiakov Gallery, Manuscript Division, Moscow], fonds 10.