Items appraised include an early 1800s W. Child percussion dueling pistol; a hat once owned by Ronnie Van Zant of Lynyrd Skynyrd, who gave it to the seller in 1977; a first edition copy of David Copperfield; a 2000 Porsche Carrera 911 engine from a junkyard; and a vintage rotary dial pay phone that's been converted for home use.