Watch List notes:

Constantine I. As Caesar, AD 306-309. Æ Follis (25mm, 5.87 g, 12h). Rome mint, 4th officina. Struck circa winter AD 307-308. Laureate head right / Roma seated facing, head left, holding globe and scepter; all within hexastyle temple with Victories as acroteria and wreath in pediment; H | -//RP[Q]. RIC VI 203. Glossy brown patina. Good VF.

From the John L. Cowan Collection, purchased from Mike R. Vosper, 25 May 2011.