The latest guild guidelines can be found at http://odg.org.uk/safeguarding/.
Central Council guidelines can be found at https://cccbr.org.uk/safeguarding/.
The Central Council Public Relations Committee, with help from other ringers, has been working for some time on publicity material that ringers can use to explain our wonderful hobby to others.
Recruitment leaflets, tower open day posters and lots more are available for download from the CCCBR website.
A brief guide to the definitive source of bell data on all the rings of bells in the World and the proto-National Bell Register which can be accessed from Dove's. It explains the parameters which are needed to fill the p-NBR and how you can help.
Technical Paper TBC03 from the Towers and Belfries Committee explaining some simple techniques for correcting odd-struck bells.
Technical Paper TBC02 from the Towers and Belfries Committee outlines the application of risk assessment in the tower. This is an important topic in this day of Health and Safety and accident litigation.