This prayer book features two versions of the burial of the Alleluia; commemorations and prayers proper to Septuagesima, Sexagesima, and Quinquagesima; Divine Office propers for the Patriarchs Adam, Noah, and Abraham; and devotions for Shrovetide and Mardi Gras, including instructions, reparations, and an examination of conscience.

Features:
* Deposition of the Alleluia
* Mozarabic Burial of the Alleluia
* Septuagesima Sermon of Aelfric
* Commemoration of Septuagesima
* Aspiration for the Epistle of Septuagesima
* Aspiration for the Gospel of Septuagesima
* Commemoration of the Agony in the Garden (Friday of Septuagesima)
* Commemoration of Sexagesima
* Aspiration for the Epistle of Sexagesima
* Aspiration for the Gospel of Sexagesima
* Commemoration of the Sufferings of Christ (Friday of Sexagesima)
* Commemoration of Quinquagesima
* Aspiration for the Epistle of Quinquagesima
* Aspiration for the Gospel of Quinquagesima
* Responsories and Antiphons of the Patriarchs
* Litany of Penance
* Act of Humility for Septuagesima
* Shrovetide Prayer
* Shrove Tuesday Prayer
* Practical Instruction against the Amusements of the Carnival
* Exercise in Honor of the Sorrowful Heart of Mary
* Examination of Conscience