Columbia subject headings:
Biblioteca apostolica vaticana. Manuscript. Vat. Lat. 2949.
Città di Castello (Italy)--Biography.
Vitelli, Niccolò, 1414-1486.
Harvard subject headings:
Biblioteca apostolica vaticana. Manuscript. Vat. Lat. 2949.
Città di Castello (Italy)--Biography.
Italy--History--15th century--Biography.
Vitelli, Niccolò, 1414-1486.
Princeton subject headings:
Città di Castello (Italy)--Biography.
Italy--History--15th century--Biography.
Vitelli, Niccolò, 1414-1486.