User talk:2A02:8388:1A40:2080:B973:42F9:90EE:FD3A

front side or back side of Altar
I believe that the front and back side of the altar are confused. Please check. The more golden side with Jesus in the front is likely the front side. Please check. You may also want to check the article, Ubi Pictor Ibi Roma by Michael Viktor Schwarz, figure 2. Claudia Buentjen