1. A number of of bronze quadrans were struck under Trajan in the name of the imperial mines in Noricum, Dalmatia, Pannonia andMoesia(Dardania). These operations supplied metal for the mint at Rome. These pieces were struck at Rome and served some unidentified function in the mining regions as most are found in those areas. The exact denomination is also unclear. Most appear to be quadrans in the 14-17mm range but some larger examples could be considered semisses.
Aequitas with scales and cornucopiae appear on nearly all types. Only the Dardanici type is different. It depicts a standing woman with branch likely Pax.
From the Matthew Sersch Collection
obv : IMP CAES NERVA TRAIAN AVG GER DAC
rev: METALLI VLPIANI
Bust right, draped left shoulder