Marguerite Chitwood

The challenge—Find:
1. Ms Chitwood's real name
2. Where she was born
3. Where she died
4. Her marriage date and place
5. Her parents names

What I already know:
1. Her family called her "Lonna". No one knows how it was spelled.
2. In the 1900 census she was listed as Martha., born in Alabama, in May of 1867, married 15 years (1885), mother of 6 children, 5 living. The first four children listed were born in Mississippi. The last one was born in Texas.
3. In the 1910 census she was listed as Marguerite D(?), age 39 (1871)  (married 23 years (1887), mother of 10 children, 8 living. The last four were born in Texas.

What I've done so far:
1. Googled for Martha or Marguerite Chitwood in Alabama. No helpful results. Most Chitwoods were in Kentucky, but some went on to Alabama.

2. Checked out probable Chitwood books at the FHL.

3. Searched for Martha or Marguerite Chitwood on FamilySearch. Found only the 1900 and 1910 census records.

4. Searched Census index in Alabama in 1870 for Martha/Marguerite Chitwood.

5. Searched Census index in Alabama 1880 for Martha/Marguerite Chitwood.