The book is one published in 1966 by Anne and Vivian Daugherty. Elizabeth Alder and Jacob Withrow are in this book on page 168. The publisher is Litho in USA by Ray L. Stanphill Dallas, Texas. I do not know if it is still in print, but I know it is in the library of the DAR. Another one of our Descendants is trying to find it also. If you need any information, I will try to get it together for you when I have a minute. Or if you have any questions, let me know. The information in the book states that both were descendants of colonists from England. They took their family and went from South Carolina to Canada as Loyalists in 1773. Settled in Shubenacadi, Nova Scotia.