Offsite — The mission of the site is to make available to the public the highest quality and most reliable historical data on important economic aggregates, with particular emphasis on nominal measures. The data have been created using the highest standards of the fields of economics and history and are rigorously refereed by the most distinguished researchers in the fields. ...
Offsite — This dataset has the exchange rates between the US Dollar and the British Pound for over 100 years. Data is given monthly when available, but otherwise is on a yearly basis.