Here are some websites on building history that have been recommended by DBG members:
British Renaissance Plasterwork – a hugely informative website on decorative plasterwork from 1530-1640 by Dr. Claire Gapper.
Exeter Memories – memories, history, trivia and new and historic photographs of the city.
Demolition Exeter – a blog with lots of information and images of the lost buildings of Exeter.
Francis Frith – a useful source of historic photographs of places across the UK.
Beaford Archive – a searchable collection of photographs of North Devon in the 1970s and 1980s by James Ravilious and Roger Deakin