His October 15 letter from Alexandria , Virginia to Eliza shows pride in his men .
By December 14 , 1861 , he was commander of the 3rd Brigade , Hooker 's Division , Army of the Potomac .
commander 's October 15 letter from Alexandria , Virginia to Eliza shows pride in his men .
By December 14 , 1861 , he was commander of the 3rd Brigade , Hooker 's Division , Army of the Potomac .