AQS336709 An Au-gust Convention, published by J.L. Magee, Philadelphia, c.1864 (litho) by American School, (19th century); 24x41 cm; American Antiquarian Society, Worcester, Massachusetts, USA; (add.info.: At right, doghouse labelled "Wigwam". Dog labelled "Cowan" holding "Vallandigham" and "Doolittle" holding "Wood". Other dogs named by states. White House in rear. Edgar Cowan (1815-85), US Senator; Clement Laird Vallandigham (1820-71), US Politician, Copperhead; Charles Camp Doolittle (1832-1903), Union Army General; Fernando wood (1812-81), US Politician, Copperhead. Weitenkampf dates it 1866; although he had been deported to the Confederacy because of his anti-war stance, in late August, Vallandigham openly attended the 1864 Democratic National Convention in Chicago. He was a District Delegate for Ohio.[39]); 穢 Courtesy, American Antiquarian Society ; American, out of copyright.