Hi Denise,
This is your cousin Jan. I see this post is old, so you may already have found more info than I have. One thing I have granny's first name spelled Menty A Benefield.

William Baxter Tidwell BD- May 1840 Marshall, AL
1900 Fed Census Indian Territory, Chickasaw Co., Township, North Ridge, ?2E; ED:134; pg6 Listed as 60yo married farmer.
LDS Marriage 1860 in MO. Martha Salista Harrell.

Then I have they had 8 children. If you would like their names, let me know. I'd love to exchange more info.
Hope you are doing well.

Looking forward to hearing from you soon, Janet