Caligula and Germanicus. Silver denarius 
(3.65 gm). Lugdunum, AD 37-38. 

C CAESAR AVG GERM P M TR POT, bare head of Caligula right.
GERMANICVS CAES P C CAES AVG GERM, bare head of Germanicus right. 

BMCRE 12; Paris 15; Cohen 4; RIC 12 (R2). 

With permission of Freeman & Sear - Gemini I, Session 2, lot 314, Jan 11-12, 2005.