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The New Zealand Tunnelling Company made a significant contribution to the capture of Vimy ridge in April 1917. They built a series of caverns and tunnels which allowed forces to advance undetected. The company named the tunnels after New Zealand cities, in this case Christchurch.
Using this item
Reference: 1/2-013758-G
by Henry Armytage Sanders
Permission of the Alexander Turnbull Library, National Library of New Zealand, Te Puna Mātauranga o Aotearoa, must be obtained before any re-use of this image.