Originally published in 1913, this book presents a detailed history of the Lérins Islands, from the foundation of the monastery of the Lérins around the year 410 up until the time of publication. The text followed upon a 1903 text by the author on the life of Caesarius of Arles, who trained as a monk on the Lérins. Numerous illustrative figures, an appendix section and bibliography are also included. This book will be of value to anyone with an interest in the Lérins and their history.