Fighting the Union Army With Logs?
One of the most effective weapons used by the Confederates against General George B. McClellan’s army was the “Quaker Cannon”–simple logs painted black to look like cannons. These artificial cannons fooled the Union general into thinking the Confederate army was larger and more powerful than they were in reality. “Professor Walter” explains below:
http://www.professorwalter.com/2010/06/the-quaker-cannons-defeat-of-general-george-b-mcclellan.html