Trajan AR Denarius. Rome, AD 103-111. [IMP TRAIAN]O AVG GER DAC P M TR P, laureate bust right, with drapery over far shoulder / COS V P P SPQR OPTIMO PRINC, Arabia standing left, holding a branch and a bundle of cinnamon sticks; at her feet, a camel walking left. RIC 142; RSC 89; BMC 297. 3.25g, 18mm, 6h.