“The tin ingot is then further processed by (Batam Timah Sinergi) for the production of tin chemical and by (Tri Charislink Indoasia) to develop tin solder and tin heat stabiliser,” said Todotu ...

This collection of tin ingots was collected by the owner’s grandfather in the 1920s, after he was invalided out of World War I. He was an accountant of a Cornish tin smelting company.