Feeling too old to engage in warfare , instead he assisted his son , Courtland P. Larkin , to enlist a company of the 38th Wisconsin Volunteer Infantry Regiment .
In 1862 , Larkin was commissioned a colonel by the governor to raise a regiment of troops .
Feeling too old to engage in warfare , instead Larkin assisted Larkin 's son , Courtland P. Larkin , to enlist a company of the 38th Wisconsin Volunteer Infantry Regiment .
In 1862 , Larkin was commissioned a colonel by the governor to raise a regiment of troops .