Text in French. Foreword by the author, table of contents in each volume. Second and third volume include discussion of holdings of major French libraries. Third volume with descriptions of plates, addenda and corrigenda, and index. Fourth volume with 51 facsimile plates. A study of calligraphy, miniatures, and bookbinding from the Carolingian era into the 19th century. Ex-library. Spine on volumes 1 and 3 separating. Covers rubbed and scuffed at edges, bumped at corners.