"… Elizabeth Chilson, who d 25 Dec 1775 (Wallingford Vital Records), 24 Dec æ. 82 (gravestone, Center Street Cemetery, Wallingford); …"
John Royce married Elizabeth Chilson in 1727. In July 1761, his wife was Abigail Richardson, John then administering on the estate of her father Thomas Richardson. Therefore, this Elizabeth Royce cannot be the one who died in Wallingford in 1775.