The presentation of the publisher of this book added a useful subtitle: “Two centuries of the history of discipline traced through the concept of generation”. The first part of this large volume, large format and tightness, breaks down the presentation of the work and guidelines of French historians born between 1790 and 1950 in 14 generations per 10-15 age group. A second part consists of 26 contributions based on the geographical basis of historians born between 1942 and 1983, the third 16c...