This book is a detailed account of a miracle that occurred in the mid-19th century, involving two Jewish brothers who converted to Catholicism after seeing a vision of the Virgin Mary. Written by members of the Congregation of Notre-Dame de Sion, an order of Catholic nuns, this book explores the theological and spiritual significance of the miracle, as well as its historical context. This book is an excellent resource for anyone interested in Catholicism or religious miracles. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.