Watch List notes:

Maximianus. As Senior Augustus (I), A.D. 305-307. BI follis (27.3 mm, 10.10 g, 6 h). (1st) abdication follis. London mint , Struck A.D. 305/6. DN MAXIMIANO FELISSIMO SEN AVG, Laureate bust of Maximian senior right, wearing Imperial mantle and holding olive branch and mappa / PROVIDENTIA DEORVM QVIES AVGG, Providentia standing right extending hand, facing Quies, standing left holding olive branch and resting on scepter. RIC VI 77b. Good VF, well-struck and centered on somewhat oversize flan, green deposits in some recesses.

No mintmark and no officina designation - unusual but not limited only to this issue at London