Britannicus and Nero, AE17 of Pergamum, Mysia. Struck under Claudius AD 50-54. 3.51 g. BRETANNIKOC KAICAR, draped bust of Britannicus right. NERWN KAICAR, draped bust of Nero right. RPC 2371; Imhoof KM 3; SNG Munich 131-132. Very rare. With permission of Dr. Busso Peus Nachfolger auction 414, Lot 141, April 2015.