It is a wall hanging wide , 34in x73 in copper sheet. The engraving rapresent african life scene... dancing in the night. There is a signature of MUKALA onthe bottom right corner. It is a unique piece.
I will need to establish first of all if the couple of vases are chinese or japanese. Moreover would like to date them and understand what the inscription on the bottom mean. I would be gladful to anyone who could help.