Constantine I, AR Half Siliqua (?), 309-c.313, Group IV, Class II, Treveri, Officina 1IMP CONSTANTINVS AVGLaureate, cuirassed bust right VIRTVS-MILITVM Campgate with five rows on left side, six on right, four turrets, no doors, no star above, top and bottom rows empty blocksPTR in exergue 16mm, 1.24g