Yes .... Sarah Elizabeth Guinn (daughter of Daniel Guinn & Hannah Parsley) and twin sister of Amanda Guinn, ... Sarah Elizabeth Guinn married 20 Feb 1870, Benton Co., MO, to Lemuel David Roberts.
I see that your last post was 2009, you probably already have this figured out.
We are for GUINN males which descend from the Daniel GUINN and Hannah Parsley lineage, to participate in our Y-DNA Study with www.FamilyTreeDNA.com
... to determine which group of GUINN-GWIN-GWINN-GWYNN families he descended from. Several researchers claim he was from Lincoln Co., TN, which is close to Franklin Co., TN and several other GUINN's which were in northern Alabama during the early 1800's.
Michael A. Gwinn, (ret. USN), firstname.lastname@example.org
GINN,GUIN,GWIN,GUYN,GWYN Project administrator
(and similar surnames, including "O" and "Mc" versions) http://www.familytreedna.com/public/GuinnGwinn/default.aspx