1. Columbia University Rare Book & Manuscript Library, MS Or 24 DS ID: DS6483 Title: Calendar Place: Turkey Date: 1653.
2. Ohio State University, Spec.Rare.MS.MR.Frag.98 DS ID: DS11517 Title: Calendar Author: Lambert le Bègue Place: Netherlands Date: ca. 1450
3. Newberry Library, VAULT folio Case MS 127 DS ID: DS18179 Title: Calendar Place: England Date: between 1430 and 1449?