Depending on the wind direction, Ruapehu showered ash over much of the central North Island during 1945. It was a nuisance to people who lived in the area, but it did not have a major effect on transport or communications.
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Archives New Zealand - Te Rua Mahara o te Kāwanatanga
Reference: Weekly Review 211. National Film Unit, 1945
Permission of Archives New Zealand Te Rua Mahara o te Kāwanatanga must be obtained before any re-use of this material.