1. Sfera Published / Created: 15th century. Call Number: Beinecke MS 946 Image Count: 52 Resource Type: Archives or Manuscripts Found in: Beinecke Rare Book and Manuscript Library > Sfera
2. Sfera, etc. Creator: Dati, Leonardo, 1408-1472 Published / Created: undated Call Number: Beinecke MS 1030 Image Count: 223 Resource Type: Archives or Manuscripts Found in: Beinecke Rare Book and Manuscript Library > Sfera, etc.
3. Tractatus de sphaera Creator: Sacro Bosco, Joannes de, fl. 1230 Published / Created: [between 1450 and 1500] Call Number: Beinecke MS 797 Image Count: 80 Resource Type: Archives or Manuscripts Found in: Beinecke Rare Book and Manuscript Library > Tractatus de sphaera