I hope you find some of these links useful - more to follow

http://www.hayzee.com/guitars.htm A great resource and guide to guitar makers and builders of other folk instruments from around the world.

http://www.stevemcwilliam.co.uk/guitar Another great resource for guitarists with lots of tab and tutorials for ragtime, blues and folk. Also links for the amazing Mr McWilliams other interests which number photography, conservation, entomology etc.