Constantine I AE Follis.
Obv: CONSTAN-TINVS AVG, helmeted, cuirassed bust right
Rev: BEATA TRAN-QVILLITAS, Globe on an altar, altar is inscribed
VO / TIS / XX in three lines, three stars above;
Mintmark: PTR.
RIC VII Trier 316, rated R3
Contributed by Dane for George Clegg (biggyg2), October 2007