The information contained in this book was derived from hundreds of sources.
The starting point was author's collection of documents and material that he has been assembling for the past fifty years. The heart of this trove consisted of books on the Waldenses dating back to 1826. It is believed that the translation from two volumes printed in Uruguay in 1928 and 1958 is the first detailed account of the Uruguayan experience published in English.
Contributions of pictures and family histories were made by cousins from every branch of the family.
The Missouri home established by his great-grandparents was visited countless times and where the author lived in 1943 – 44. During the visits and his residency he acquired a multitude of relevant items and met many of the now deceased relatives who are subjects in the book.