The 1860 Census of Ray County, Missouri, lists C. A. Watkins (Charles Allen), Henrietta, and the children living at home at that time. Marie is listed as Mary, age 6.

(click on the census for a larger, more readable version) 1860 Census of Ray County, Missouri, lists Marie Watkins' family
[Eighth Census of the United States, Population Schedule, “Ray County, Missouri”]

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