In January 1933 the government depreciated the New Zealand currency in an attempt to improve export returns. This led to a rise in coin smuggling because they were now worth more in Britain than in New Zealand. Smugglers concealed coins in a range of ways, including in cylinders such as the one described in this 1933 newspaper article.
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Permission of the National Library of New Zealand, Te Puna Mātauranga o Aotearoa, must be obtained before any re-use of this image.