The great mines of Falun in Sweden provided much of Europe’s copper during the seventeenth century. Now a world heritage site the mine’s production affected the economic and political situation throughout the continent and gave rise to one of the more idiosyncratic monetary practices….
Following the first coinage act for plate money in 1644, sheets of copper of varying sizes were stamped with dies to indicate their value in terms of silver dalers. These included eight daler pieces which were over half a metre in length and weighed 14kg, leading a Danish visitor to comment:
“Many people carry their money in a rope on their backs, others place them on their head and, in cases of large sums, they transport them on a wagon.’
Read more on the British Museum article