Restoring coins from the 1600s to 1800s isn’t easy, but the results are stunning. This video shows the careful process behind preserving 50 pieces of real history.

Upon further examination, it was discovered this was a WW1 round containing a hidden treasure of coins and bills ranging from the 1800’s and early 1900’s.

Among the collection, five coins have been designed for Tonga and Vanuatu with six in production for the Cook Islands. The Mint has assisted in coin reform for five countries since 2012, including ...