This is the Wanderer, a schooner of the Civil War era, as was the USS Stonewall. Click to read about the Wanderer.

Aug 2 1864       The schooner, U.S.S. Stonewall, moved up the Manatee River and destroyed a sawmill, a gristmill, and a sugar mill that reportedly belonged to Confederate President Jefferson Davis.  No Federal casualties were reported. Read about the U.S.S. Stonewall.