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.
Using this item
National Library of New Zealand, Papers Past
Reference: <a href="https://paperspast.natlib.govt.nz/newspapers/EP19331124.2.84">Evening Post, 24 November 1933, p. 8</a>
Permission of the National Library of New Zealand, Te Puna Mātauranga o Aotearoa, must be obtained before any re-use of this image.