Colonel Marcus M. Spiegel was a German-Jewish immigrant, who became one of the highest ranking Jewish officers in the Union Army during the Civil War. He was mortally wounded during the Red River Campaign and was buried by his fellow soldiers in an unmarked grave, on the bank of the Red River near Snaggy Point, Louisiana on May 4, 1864. His younger brother Joseph, founded the Spiegel Catalogue Company.

Colonel Marcus M. Spiegel 1829-1864