External Websites featuring information on loudspeaker enclosure design and manufacture
True Audio - A directory of links including professional organisations, driver manufacturers in the USA, parts manufacturers, loudspeaker system manufacturers and repairers.
Linkwitzlab - Loudspeaker concepts information and details of various projects (to build or buy complete)
Wikipedia Loudspeaker Enclosure - A Wikipedia article about loudspeaker design with summary of various designs. Try searching wikipedia for other specific designs you are interested in.Online Tools
Maplin Electronics - High street electronics supplier that provide a number of parts. Drivers stocked tend to be budget as opposed to audiophile.