This is an admirable example of a type of book that is becoming an endangered species: the illuminated manuscript monograph. As one would expect from such a book, it covers everything about the superbly decorated Christina Psalter (Copenhagen, The Royal Library, GKS 1606, 4˚)—from date, provenance, and textual and visual analyses to patronage and interpretations for the intended reader. Although scholars have discussed various aspects of the manuscript in isolation, Vidas’s book is the first comprehensive account and will now become the definitive study. The first descriptive chapter intricately weaves together text and image. Beginning with the flyleaves, Vidas meticulously describes each section of the manuscript, and then discusses clues about the provenance, the book’s materials and ornamentation (subjects that are frequently overlooked), and the binding. The second chapter focuses on the artistic context of the miniatures. As the author mentions, this section relies heavily on the writings of Reiner Haussherr and especially on the work of Robert Branner. Her distinctive thesis, though, is clearly stated: she argues for the royal patronage of the manuscript, and thus she emphasizes comparisons with Psalters and Moralized Bibles that we know were produced for the same audience. Chapter 3 continues the discussion of...