Roman Imperial coinage: denarii (5): Severus Alexander (222-235)

Roman Imperial coinage: denarii (5): Severus Alexander (222-235), head right, rev. Mars advancing left, 2.8g, very fine; Julia Mamaea (mother of Severus Alexander), diademed and draped bust right, rev. Felicitas seated left, 3.24g, good fine; Maximinus Thrax (235-238), laureate and draped bust right, rev. Victory advancing right, 3.46g, near very fine; Balbinus (238), laureate bust right, rev. Genius of the senate standing left holding olive branch, 3g, at least good very fine; Gordian III (238-244), bust right, rev. Securitas seated left, 2.8g, very fine. [5]