Company B was known as the "Midway Southerners," Midway today being in Bullock County, Barbour County during CW days.

I do not find J. D. in the census, but have for brother Benjamin. J. D. must have away from home at school

1860 United States Federal Census about Benjamin Callaway

Name: Benjamin Callaway No occupation listed
Age in 1860: 21
Birth Year: abt 1839
Birthplace: Alabama
Home in 1860: Beat 3, Barbour, Alabama
Gender: Male
Post Office: Midway
Value of real estate: $4000 Personal Estate $12,000 [Father Danl]
Household Members:
Name Age
Lucinda Callaway 26
Frances Jane Callaway 25
Caroline Callaway 23
Emeline Callaway 22
Benjamin Callaway 21
William Callaway 18
Danl Callaway 61 Father, Farmer [from previous census enumeration sheet]
Elizabeth Callaway 60 -do-