Augustus & Tiberius, AR denarius, 3.74g Lyons Mint, 13 AD,

CAESAR AVGVSTVS DIVI F PATER PATRAE Laureate head right. 
TI CAESAR AVG F TR POT XV, Tiberius in quadriga right, two horses looking back. 

RIC I 224; RSC 301.

With permission of cngcoins.com, Triton XI, Lot 862, Jan. 2008.