Really they need to be photographed outside their holders, and with photo's of the edge of the coin also...
But tentatively I will say the top coin is a Roman Republic denarius and the third is Maximianus. The middle I have no clue... and someone is likely to give you a far more accurate and detailed attribution than I can.
But tentatively I will say the top coin is a Roman Republic denarius and the third is Maximianus. The middle I have no clue... and someone is likely to give you a far more accurate and detailed attribution than I can.

























