In case you are still looking for Anna C. wife of William Rufus Hall, I have just located the fact that she was Anna C. String not Squibb, daughter of David String and Eliza Cox. The death record for her is in the Delaware Death Records. Her maiden name is also listed in the death records for her daughter, Jennie S. Hall Booker and her son, Frank Pyle Hall. These records are in Delaware Death Records found on Family Search.com.