British History Online began with a one-year pilot project in 2002 (Version 1.0), and Version 5.0 was launched in December 2014.[11] Version 5.0 contains a number of new features, including subject guides for local, parliamentary and urban history,[12] and a new viewer for the site's collection of historical and Epoch 1 Ordnance Survey maps.
^"East".British History Online.Archived from the original on 6 February 2015. Retrieved7 February 2015.
^"London".British History Online.Archived from the original on 6 February 2015. Retrieved7 February 2015.
^"Midlands".British History Online.Archived from the original on 6 February 2015. Retrieved7 February 2015.
^"North".British History Online.Archived from the original on 6 February 2015. Retrieved7 February 2015.
^"South East".British History Online.Archived from the original on 6 February 2015. Retrieved7 February 2015.
^"South West".British History Online.Archived from the original on 6 February 2015. Retrieved7 February 2015.
^"Ireland".British History Online.Archived from the original on 6 February 2015. Retrieved7 February 2015.
^"Scotland".British History Online.Archived from the original on 6 February 2015. Retrieved7 February 2015.
^"Wales".British History Online.Archived from the original on 6 February 2015. Retrieved7 February 2015.
^"History".British History Online. Institute of Historical Research, University of London.Archived from the original on 25 February 2015. Retrieved25 February 2015.
^"Subject guides".British History Online. Institute of Historical Research, University of London.Archived from the original on 25 February 2015. Retrieved25 February 2015.