Denis Janot is the prime example of a vernacular printer espousing the highest standards of French Renaissance printing, highly influential in the adoption of roman type to the printing of vernacular material, and a key figure in the development of book illustration. This bibliography, a comprehensive revison of the authors Warwick Ph. D. thesis of 1976, listing 391 editions (41 more than the original version), is based firmly on the description of Janot's books. Some 1300 copies have been examined, about 80% of the known total. Alongside the bibliography there is an description of Janot's printing material (including an index of more than 1000 woodcuts), and some analysis of the subjects of his publications