I found this info in a book titled, "Watertown's Military History", Author: no author, Call Number: F74.W33W4. This book contains the military history for the town of Watertown, Massachusetts. Bibliographic Information: Watertown's Military History. David Clapp & Son Printers. Massachusetts. 1907. Thirty-third Regiment Infantry. Albert C. Maggi, Colonel, June 26, 1862, New Bedford. Adin B. Underwood, Lt. Colonel, July 11, 1862, Newton. James L. Bates, Major, August 5, 1862, Weymouth. Orin Warren, Surgeon, June 9, 1862, W. Newbury. William S. Brown, Asst. Surgeon, June 27, 1862, Boston. Daniel Foster, Chaplain, August 13, " " It was mustered in on August 13, 1862; left the State the next day, and was mustered out July 11, 1865. Battles it took part in: Fredericksburg, Chancellorsville, Beverly Ford, Gettysburg, Lookout Mountain, Missionary Ridge, and the Battles of General Sherman's Army. WILLIAM M. WEST. Res. Watertown; age, 30; carpenter; Corporal Co. B; enl. June 28, 1862; M. I. Aug. 5, 1862; Sergeant Oct. 1, 1863; M. O. June 11, 1865, as Corporal. -- Dale West e-mail: dwest@gsbgrafx.com Visit West Family Genealogy http://www.westfamilygenealogy.com