William Rogers originally enlisted in Capt Latrobe's 3rd Maryland Battery, Calhoun GA, July 14, 1862. After being captured and paroled at Vicksburg MS, members of this battery were assigned to the Stephens Light Artillery, Capt John B Rowan and later Capt William L Ritter. William Rogers was captured at Nashville TN, Dec 26, 1864, and died of pleurisy at Camp Douglas IL, Mar 24, 1865.

Copies of the two service files for William Rogers (one 3rd Maryland Battery, one Stephens Light Artillery) are available here. Note the red box above.