Poros Altar ... Heyle, J ... Side Film: Red-Figure - Boulter (frames 1-7) ; Anaploga (frames 8-36) Film type: Panatomic X ... 11/1965
Poros Altar ... Heyle, J ... Front or bottom Film: Red-Figure - Boulter (frames 1-7) ; Anaploga (frames 8-36) Film type: Panatomic X ... 11/1965
Poros altar ... Robinson, H.S ... 8/1976