Great Britain Historical GIS Project

Our original work was entirely focused on historical statistics - on census reports, data on births, marriages and deaths, and on unemployment and poor law statistics. The resulting system, developed in London between 1994 and 1999, loosely linked a record of changing administrative boundaries, managed using ArcInfo software, to our existing database which held millions of statistical data values in hundreds of tables.

Since 2001, with funding from the UK National Lottery and JISC, we have built a completely new system designed both to remove limitations of the original system and to hold a much broader range of the content