Thanks, Bruce. The information was searchable on line at VMI Archives.
Porterfield, George Alexander (1844)-George Alexander Porterfield, Class of 1844. b. 1822, d. 1919 Charlestown WVA; Parents- George Porterfield and Mary Tabb; graduate; Mexican War- Adjt. Virginia Regiment. Civil War - Col. 25th Virginia Infantry Regiment CSA; banker; maried Emily Terrill.