Anna Bell was born about 1730 [1]; per the Denison Genealogy she was a daughter of John Bell.
Anna Bell married 21 Apr 1757 at Stonington, Connecticut, Nathan Billings.
Sources
↑ First-hand information as remembered by Robert Kutz, Thursday, December 18, 2014. Replace this citation if there is another source.
Denison Genealogy: Ancestors and Descendants of Captain George Denison; E. Glenn Denison, Josephine M. Peck and Donald L. Jacobus; Gateway Press, Inc. Baltimore, MD 1993 [Originally published, Pequot Press 1963; Reprinted, Baltimore, MD 1978, 1982, 1993], no. 132: https://archive.org/details/denisongenealogy00deni/page/6/mode/1up
Bell-4507 and Rell-6 appear to represent the same person because: I beleive these two profiles are the same. Both carry Nathaniel Billings as husband with the same marriage date. I believe the seperation was caused by a typing error of "Rell" & "Bell"