Supplementum linguae Latinae, seu Dictionarium abstrusorum vocabulorum à Rob. Constantino collectum, etc.
Constantinus, Robertus.
[Geneva] : E. Vignon,
1573.
The cover of this book is a vellum leaf from a 15th-century missal of book of hours containing part if the Litany of the Saints. A manuscript signature or inscription on the title page and been crossed out.