I believe these to be the same man. Does anyone know the organization of the 20th Battalion. Could these batteries be sub-units in this battalion.

Vaden, Peter F.
Confederate
Artillery
20th Battalion, Virginia Heavy Artillery

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36
Vaden, Peter F.
Confederate
Artillery
Jeffress' Company, Virginia Light Artillery (Nottoway Light Artillery)

28
Vaiden, P. F.
Confederate
Artillery
Parker's Company, Virginia Light Artillery