New Zealand Ocean Currents Submarine Telegraph Lines 1883 Lett's mapStatistical Map of New Zealand. (Old Maps, 19th Century Maps, Oceania, New Zealand, North Island, South Island, Auckland, Wellington, Christchurch, Ocean Currents, Submarine Telegraph Lines). Issued 1883, London by Letts, Son & Co. Attractive and fascinating 19th century color lithographed map. Nicely detailed, showing features in the key such as lighthouse locations, overland and ocean cable lines, ocean currents, a population census, etc. A late re