Residence Brattleboro VT;
Enlisted on 8/21/1861 as a Corporal.
On September 21, 1861 he mustered into Company F. Vermont 4th Infantry
He was Mustered Out on May 23,1865
He was listed as:
POW 6/23/1864 Weldon Railroad, Virginia Confined 6/25/1864 Petersburg, Virginia (Also at Libby Prison, Richmond, Virginia) Confined 7/12/1864 Andersonville, Georgia
Paroled 4/28/1865 (place not stated)
Promotions:
Sergeant
1st Sergt 5/5/1864
Intra Regimental Company Transfers: 2/25/1865 from company F to company A

Additional Information:
Sent to Millen, Georgia, 10/31/64. Paroled 4/28/65. Mustered out 5/23/65. Living in Springfield, Massachusetts, on the 1870 Federal census. Died 11/26/1921 in Torrington, Connecticut, of a cerebral hemorrhage. (surname listed as "Aldin"). Worked as a stock broker/banker managing Richter & Co. ("investment securities") in Springfield.
Testified at the trial of Captain Henry Wirz. According to his obituary in The Springfield Daily Republican of 11/30/1921, Alden was commander of I. W. Steele GAR post of Torrington…was president of Co. F Association of the 4th Vermont regiment and a member of the National association of Andersonville Survivors… Also listed as J. W. Ulden at Andersonville.

Sources:
http://www.weldonrailroad.com/updates.html
http://www.civilwardata.com/
active/hdsquery.dll?SoldierHistory?U&370935

Residence Brattleboro VT;
Enlisted on 8/21/1861 as a Corporal.
On September 21, 1861 he mustered into Company F. Vermont 4th Infantry
He was Mustered Out on May 23,1865
He was listed as:
POW 6/23/1864 Weldon Railroad, Virginia Confined 6/25/1864 Petersburg, Virginia (Also at Libby Prison, Richmond, Virginia) Confined 7/12/1864 Andersonville, Georgia
Paroled 4/28/1865 (place not stated)
Promotions:
Sergeant
1st Sergt 5/5/1864
Intra Regimental Company Transfers: 2/25/1865 from company F to company A

Additional Information:
Sent to Millen, Georgia, 10/31/64. Paroled 4/28/65. Mustered out 5/23/65. Living in Springfield, Massachusetts, on the 1870 Federal census. Died 11/26/1921 in Torrington, Connecticut, of a cerebral hemorrhage. (surname listed as "Aldin"). Worked as a stock broker/banker managing Richter & Co. ("investment securities") in Springfield.
Testified at the trial of Captain Henry Wirz. According to his obituary in The Springfield Daily Republican of 11/30/1921, Alden was commander of I. W. Steele GAR post of Torrington…was president of Co. F Association of the 4th Vermont regiment and a member of the National association of Andersonville Survivors… Also listed as J. W. Ulden at Andersonville.

Sources:
http://www.weldonrailroad.com/updates.html
http://www.civilwardata.com/
active/hdsquery.dll?SoldierHistory?U&370935