Rutherford, Ernest

Sir Ernest Rutherford and Professor Easterfield on the balcony of the Cawthron Institute, Nelson, 1 October 1925. Ernest Rutherford (1871-1937) aided the allied war effort in 1916 by researching submarine detection and he developed a unidirectional hydrophone which was fitted to ships from 1917. In 1917 Rutherford was part of a joint French-British delegation that travelled to the USA to transfer knowledge to American scientists. He was made Baron Rutherford of Nelson in 1931.