Espace Hologer 5 Shop and library Library The horological bookstore offers a wide selection of historical and technical books on major brands as well as on the Vallée de Joux. You can discover essential works and satisfy your thirst for knowledge! Books available Souvenir shop The souvenir shop offers an exclusive range of postcards, a variety of gadgets, a selection of board games, puzzles, and even a DIY watch assembly kit!