"Illuminated Manuscripts" by John William Bradley is a historical account written in the early 20th century. The book serves as a comprehensive exploration of the art of illumination, detailing its techniques, influences, and significance throughout various periods, as well as the different cultures that contributed to its development. It likely covers topics such as the materials used, various styles and the evolution of methods in manuscript decoration across the ages. The opening of the book introduces readers to the foundational concepts of art and illumination, distinguishing the aims and processes of illumination from those of miniature painting. Bradley elaborates on the origins of specific terms like 'illumination' and 'miniature,' setting the stage for a deeper understanding of the subject. He emphasizes that the art of illumination is about more than mere aesthetics; it seeks to enrich the experience of engaging with text. Additionally, the early chapters outline the materials, such as vellum and parchment, used in creating illuminated manuscripts, establishing a historical context for the subsequent discussions on various artistic styles and their cultural significance. (This is an automatically generated summary.)