Keywords: Copper ingot, Democratic Republic of the Congo, collected before 1914 - Royal Ontario Museum - DSC09597.JPG en Exhibit in the Royal Ontario Museum Toronto Ontario Canada This exhibit is old enough so that it is in the public domain and photography was permitted in the museum I took this photograph and release it into the public domain Daderot 2011-11-20 17 10 54 Daderot cc0 cc0 Shreyas and Mina Ajmera Gallery of Africa the Americas and Asia-Pacific in the Royal Ontario Museum History of the Democratic Republic of the Congo Copper ingots |