Industry bodies
The British Phonographic Industry - http://www.bpi.co.uk
The Recording Industry Association of America - http://www.riaa.com
The International Federation of the Phonographic Industry - http://www.ifpi.org

Historical sites
US National Park Service: Edison National Historic Site - http://www.nps.gov/edis/
Tim Gracyk's Home Page http://www.garlic.com/~tgracyk/
Arguably the best collection of research on the early history of the record industry to be found anywhere online.
The City of London Phonograph and Gramophone Society - http://www.clpgs.org.uk/
Vintage jazz on 78 and reading list - http://www.normanfield.fsnet.co.uk/
The Beatles at 78 rpm - http://users.telerama.com/~agp/
Roger Wilmut's Home Page - http://www.rfwilmut.clara.net/index.html
Music hall MP3s and a guide on playing 78s properly from a man who has written some of the best books on British comedy
British Pathe - http://www.britishpathe.com
Home of the Pathe newsreels, with a great many wonderful, downloadable and relevant films
The history of sound recording in India - http://www.bajakhana.com.au/Sound-rec-Ind-3D.htm
The Tinfoil Archive - http://www.tinfoil.com/
Many fascinating early recordings in handy downloadable form, including one from 1878 - probably the oldest playable recording in existence

Research institutions
The British Library - http://www.bl.uk
Including the British Library Sound Archive (formerly the National Sound Archive)
The London Library - http://www.londonlibrary.co.uk
The Smithsonian Institution - http://www.si.edu

Other musical jollification
The Moses Avalon Company - http://www.mosesavalon.com
A record producer tells it like it is
Big George - http://www.biggeorge.co.uk/
Musician, composer and wireless presenter extraordinare. Also, a man with strong opinions on the current state of the music industry.

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