This series of asses is dated to the very end of the reign of Tiberius, in AD36/7. The P specimen was first published by Mowat, RN 1911, p. 430, no. 19, pl. VIII, 16, who attributed it to a Cappadocian or a Cilician mint as5440. Grant, RAI, p. 68, linked it to the issue attributed to Gallia Comata (537-8), supposing that it celebrated the hundredth anniversary of Augustus's birth.