Radio repair linkshttp://johnjeanantiqueradio.com/ John &Jean Antique Radio Collectors. A source of restoration for antique radios.
http://www.antiqueradio.org/ Phil's Old Radios, one of the world's first websites for antique radios and TVs, launched in 1995. Many restoration articles and some radio-related building projects.
https://philcorepairbench.com/partinfo.htm Philco Service Bulletins for early models from 1928 to around 1936. Tere are informations about Philco parts values.
http://www.antiqueradio.com/ Antique Radio Classified - the National Publication for Buyers and Sellers of Old Radios and Related Items.
http://tomsradiorepair.bizland.com/ Tom's Antique Radio Repair site. Tom has been repairing old radios for over 20 years.
http://renovatedradios.com Working antique radios for sale, also parts for repairing antique radios such as grommets, knobs, etc. A few old radios restoration articles.
https://antiqueradios.com/ Antique Radios - The Collector's Resource. Forums, clubs, archive, books for old radio collectors.
https://www.vintage-radio.net/ UK Vintage Radio Repair and Restoration Discussion Forum.
Russian links:https://vitsserg.livejournal.com/ Ham radio electronics enthusiast blog. Examples of old tube radios recovery.
http://www.wlamp.ru Works to restore radios and gramophones, describes methods and technologies carpentry, plumbing, painting and electrical work.
http://www.odlr.ru/forum/ The biggest amateur radio tube forum.