Dec. 3, 1918 Philadelphia Philadelphia County Pennsylvania, USA
Civil War Union Army Soldier. He first served as a Private in Company K, 20th Pennsylvania (Three-month) Volunteer Infantry, being mustered in on April 30, 1861, and being mustered out on July 24, 1861.
He was mustered in as a Private in Company A, 1st New Jersey Volunteer Cavalry in August 5, 1861. He served until he was honorably discharged on September 16, 1864.
Philadelphia Public Ledger Published December 4, 1918
BARKER - Dec. 3, at residence, 2304 N. Carlisle st., JOHN BARKER, aged 85. Relatives and friends, Stephen Girard Lodge, No. 450, F. of A. M., Keystone Chapter, No. 234, and Post No. 8, G. A. R., invited to funeral, Fri., 2 p. m., David H. Schuyler Bldg., Broad and Diamond sts. Int. private, Westminster Cem.