Yes I have used the red box before, for Moses brother. I have found that Moses was married as he entered Service, But I have know Information for her.

Here is All I have for Moses Wife Martha. Born in Alabama in 1854. in the 1870 census they were married in Feb.

1870 United States Federal Census
Name: Martha Foster
Birth Year: abt 1854
Age in 1870: 16
Birthplace: Alabama
Home in 1870: Township 12 Range 2, Calhoun, Mississippi
Race: White
Gender: Female
Household Members: Name Age
Moses Foster 30
Martha Foster 16

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1880 United States Federal Census
Name: Martha Foster
Home in 1880: Calhoun, Mississippi
Age: 25
Estimated Birth Year: abt 1855
Birthplace: Alabama
Relation to Head of Household: Self (Head)
Father's birthplace: Alabama
Mother's birthplace: Alabama
Marital Status: Widowed
Household Members: Name Age
Martha Foster 25
Freeman Foster 9
William J. Foster 7