Looking for information on the descendants of John Elder, especially Joseph. John Elder died in 1800 in Westmoreland Co. PA Armstrong Twp., (later Armstrong Co.) His children were: Thomas, Isabelle married to Alexander Thompson, Joseph, James, Elizabeth married to Alexander McCutcheon and Robert. John's wife was Mary Caruthers. Witnesses to the will: John Nesbitt, Robert McConaughy and David Elder Any help appreciated. Also, where is (was) Toby Township?