The J. Cognac Case. In Russian/Delo Zh. Konyak. M. Niola 2005. This book is about the worlds most popular spirits, cognac. You will learn about the history of the drink and its production, as well as about the cognac merchants - from the small wineries of Grand Champagne to major international corporations such as Hennessy, Martel and Remy Marty. Please contact us for details on condition of available copies of the book. SKUalb433a518fbeb39754.