I just won this really heavy follis struck by Galerius in the name of Constantine I as caesar.
It looks to be a hard work finding a nice specimen of this type.
obv.- FL VAL CONSTANTINVS NOB CAES; laur bust right
rev.- GENIO POPVLI ROMANI; Genius standing left, pouring liquid from patera in right hand, holding cornucopia in left; HT-epsilon in exergue
RIC VI Heraclea 31 var (unlisted but expected offcina)
29mm;11.26g, quite overweight!