David E. O'Berry, Private, Captain J. A. Maxwell's Regular Light Battery, enlisted February 25, 1861 at Blackshear by Lieut. McIntosh for 3 years, recorded on the Sept./Oct., 1863 muster roll as on extra duty building houses, last recorded present at the Sept./Oct., 1864 muster where the company was stationed at the Isle of Hope near Savannah, Ga., no further records
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D. E. O'Berry, Private, Company D, 1st Regiment Georgia Regulars, the one card in his file is a note by the Adjutant General War Department related to correspondence with the Georgia Commissioners of Pensions dated June 23, 1914 and May 14, 1915
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David E. O'Berry, Private, Company F, 1st Georgia Regulars, enlisted February 25, 1861 at Blackshear by Lieut. McIntosh for 3 years, left in hospital in Savannah July 20, 1861, recorded on November 1, 1861 as attached to Company D, company was detached from the regiment to serve as artillery and finally became Capt. Maxwell's Regular Light Battery, Georgia Artillery, last recorded present December 31, 1862, his file contains correspondence between the Adjutant General, War Department with the Georgia Commissioner of Pensions, dated May 15, 1915**
** This would indicate that either he or his widow filed for a Confederate pension from the state of Georgia
M266: Compiled Service Records of Confederate Soldiers Who Served in Organizations from the State of Georgia
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1st Regiment, Georgia Regulars
1st Regulars Infantry Regiment completed its organization at Macon, Georgia, in April, 1861, and soon moved to Virginia. The men were from Atlanta and Brunswick, and Glynn and Montgomery counties. It was brigaded under General Toombs and in April, 1862, contained 367 effectives. Transferred to G.T. Anderson's Brigade, the unit fought with the Army of Northern Virginia from the Seven Days' Battles to Fredericksburg. It then was ordered to Florida, assigned to G.P. Harrison's Brigade, Department of South Carolina, Georgia, Florida, and fought at Olustee. During the summer of 1864, it was stationed in the Charleston area and later saw action at Savannah and in North Carolina. The regiment reported 3 killed and 19 wounded at Savage's Station, had 27 killed and 77 wounded at Second Manassas, and lost 3 killed and 25 wounded at Olustee. Only 45 officers and men surrendered with the Army of Tennessee. The field officers were Colonels William J. Magill, Richard A. Wayne, and Charles J. Williams; Lieutenant Colonels E.W. Chastain, Miller Grieve, Jr., and William Martin; and Majors E.R. Harden, A.A. Franklin Hill, William D. Smith, and John D. Walker.
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Maxwell's Regular Light Battery, Georgia Artillery
Read's-Maxwell's Battery [also called 1st Georgia Regular Artillery] was formed in the summer of 1861 by the transfer of Company D (1st) of the 1st Georgia Regulars Infantry Regiment to the artillery. The unit served in the Department of South Carolina, Georgia, and Florida, and saw action on the South Carolina and Georgia coast. During December, 1864, it fought at Savannah, then one section served in North Carolina with the Army of Tennessee and the other disbanded in South Carolina. The unit was commanded by Captains Jacob J. Read and J.A. Maxwell.
http://www.civilwar.nps.gov/cwss/soldiers.cfm