The Mirror of Justices
The Mirror of Justices also known as Mireur a justices or Speculum Justitiariorum, is a book of the early 14th century, written in Anglo-Norman French. It is an early law text book written by Andrew Horn. The original manuscript is in the Parker Library, Corpus Christi College, Cambridge (manuscript identifier CCCC MS 258).
It was published in 1642, translated into English in 1768, and published again in 1895 (in English) by the Selden Society.