University of Edinburgh Archive and Manuscript Collections

Scope and Contents This sub-series consists of 19 files relating to the Second Polar Year observations, including material on the Tromsö expedition. Edward Appleton led a British party to Tromsö in northern Norway as part of the Second Polar Year observations of the ionosphere. The other members were G. Builder, W.C. Brown and R. Naismith. The party left for Tromsö in July 1932, observations began in August, and Appleton and Naismith returned to Britain later in August with the first records. Brown remained in...