Student at University of Michigan, 1855-1858, officer in Co. F, 24th Michigan Infantry and correspondent for the Detroit Free Press during the Civil War. Student letters and other correspondence, notes on baseball games played in Detroit, Michigan, in 1867, diary of a trip to Detroit in 1854, diary of daily activities in New Hampshire in 1856, newspaper clippings of war reports, edition of temperance newspaper which he published himself; and drawings.
The Green papers concern his activities at the University of Michigan in the 1850s and his Civil War service. The collection consists of correspondence, diaries, clippings, and miscellaneous. Of interest is a folder of line drawings depicting Civil War scenes.