- Vatican City, Biblioteca Apostolica Vaticana, ms. Vat. gr. 1086: page range 147v–154r
- Acquired: donated by the estate of Ihor Ševčenko
- Film: 35mm Black-and-white Negative
Prof. Ševčenko's note:
"48 1086. Gregoras, Nikephoros. Letter to Dem. Kabasilas".
A note on the wax paper in the box: "#151 Marked with red".