One from Gary Price.
Reveal - the database of accessible resources.This web site brings together information about services and resources for visually impaired people from organisations across the United Kingdom.
Reveal is an information resource where you will be able to Find books in Braille and moon, audio books and digital talking books, tactile diagrams and more. Find who produces, loans or sells accessible material. Find out about the different accessible formats. Follow links to other sources of information and best practice.
Do we have something like this in the US?