Official commemorative coin listing from India Government Mint. Product: 1000 Years of Naval Expedition of Emperor Rajendra Chola I. Source: https://www.indiagovtmint.in/product/1000-years-of-naval-expedition-of-emperor-rajendra-chola-i-denomination-of-%e2%82%b9-1000-unc-folder-packing-fgco001931/
