NZ Spring Points (Topo, 1:50k) | National Topographic Office | Land Information New Zealand | Creative Commons Attribution 4.0 International | Layer | Vector | 29185 | 1481 | ||
Ice area polygon (Hydro, 1:90k - 1:350k) | New Zealand Hydrographic Authority | Land Information New Zealand | Creative Commons Attribution 4.0 International | Layer | Vector | 15158 | 119 |