Hunt, T.M.; Syms, M.C. 1977 Auckland: sheet 3, total force anomalies. Wellington: DSIR. Magnetic map of New Zealand 1:250,000 3. 1 map
Hunt, T.M.; Syms, M.C. 1977 Auckland: sheet 3, total force anomalies. Wellington: DSIR. Magnetic map of New Zealand 1:250,000 3. 1 map