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Le cristal et ses doubles, by Jean-Claude Boulliard

This book is written in French. It is unusual then that as someone with only ‘school boy level’ of French proficiency, although at a good level, I should review this book. However, many readers will be outside the French speaking world and so what do we English speakers make of this book? This then is how I shall approach the task of reviewing this book. Where necessary, I have sought the assistance of Google Translate. I also take the unusual step of citing the review of this book published in Acta Crystallographica so that our readers can immediately also check that set of comments too (1). In terms of the topic of crystal twinning, I can cite the fact that I published my own extensive review of macromolecular crystal twinning and multiple crystals disorders (2), albeit supplemented by a number of specific criticisms from Professor Nespolo (3). The description of this book on the back cover (translated using Google Translate and polished by me) is: