Here is an article from the Daily Public Ledger, April 13, 1908, Page 4, about the death of Mary [Jane] Willoughby. So the date of her death must be on Sunday, April 12, 1908.
Does this new info mean Sarah Elizabeth Willoughby died on Thursday, April 16, 1908? Did William [R.] Willoughby die on Saturday, April 18, 1908? Both having died within three days of each other per the April 22, 1908 Georgetown Times Newspaper reading.
Then who was the William Willoughby who signed the Administrator's Bond on April 25, 1908?
Source: Daily public ledger. (Maysville, Ky.), 13 April 1908. Chronicling America: Historic American Newspapers. Lib. of Congress. http://chroniclingamerica.loc.gov/lccn/sn86069117/1908-04-13...