Mine plan on draughting cloth, with annotation in pencil and ink, poor in detail, in good condition. - Observation measure: n/a. - Map size: A3. - Field sheet for Ferrar, H.T. 1925 The geology of the Whangarei-Bay of Islands subdivision, Kaipara division. Wellington: Government Printer. New Zealand Geological Survey bulletin 27. 134 p. - Coordinates give rough placement only. Keywords: WHANGAREI; BAY OF ISLANDS; GEOLOGIC MAPS; PUHIPUHI; WAIKIORE STREAM (HIKURANGI)

Map on draughting cloth, with annotation in pencil and ink, medium in detail, in good condition. - Observation measure: equal parts interpretation and observation. - Map size: A1. - Field sheet for Ferrar, H.T. 1925 The geology of the Whangarei-Bay of Islands subdivision, Kaipara division. Wellington: Government Printer. New Zealand Geological Survey bulletin 27. 134 p.. Keywords: WHANGAREI; BAY OF ISLANDS; GEOLOGIC MAPS; PUHIPUHI; WAIKIORE STREAM (HIKURANGI)