MSS / layout
Chatham, James R.
The Alfonsine Prose Theophilus Legend: A Reading Text
La Corónica 7 (1978-79), 57-59.
Snow 2007: "C. presents a reading text of CSM 3, prosidied in the margins of Escorial MS T.I.1. See also Chatham  for a paleographic rendering of this and the other prosified CSM."
3 - Theophilus