Mrs Patton & Mrs. S were a real interest to Nat as they lived and were living long lives. I doubt it had anything to do with the sex of the person. No worries Steven, if the apple doesn't fall far from the tree here

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Jan 26: Purchased book in Princes Street, Soho, opposite George Yard, on Human Longevity with a brief account of some persons who have lived a century afterwards from AD 66 to 1799.
The book is 248 pages. 1712 centarians! Would you believe it. Wonder how many were older than Mrs. P.

Human longevity: recording the name, age, place of residence, and year, of the decease of 1712 persons, who attained a century, & upwards, from A.D. 66 to 1799, comprising a period of 1733 years, with anecdotes of the most remarkable / compiled by James Easton, 1823.
http://www.rootschat.com/links/09l6/Linda