40855
The John Plummer Database of Medieval Manuscripts
W.721
United States, Maryland, Baltimore, Walters Art Museum
Massacre of the Innocents
Book of Hours, c. 1450, fol. 187v
Baltimore, Walters Art Gallery, Medieval and Renaissance Manuscripts, III (1997), pp. 202-210 cat. 243
De Ricci, S., Census of Manuscripts in United States and Canada, I (1935), p. 796 no. 251