The Advance Guard of the Grand Army of the United States Crossing the Long Bridge over the Potomac, at 2 a.m. on May 24, 1861Winslow Homer · 1861

The Advance Guard of the Grand Army of the United States Crossing the Long Bridge over the Potomac, at 2 a.m. on May 24, 1861

wood engravingCleveland Museum of Art · CC0 1.0 · WikidataLindy Arts

The Advance Guard of the Grand Army of the United States Crossing the Long Bridge over the Potomac, at 2 a.m. on May 24, 1861

Winslow Homer · 1861

The Advance Guard of the Grand Army of the United States Crossing the Long Bridge over the Potomac, at 2 a.m. on May 24, 1861

wood engraving

Cleveland Museum of Art · CC0 1.0 · Wikidata