1. The Lewis Carroll Society:
lewiscarrollsociety.org.uk
2. Useful resources:
lewiscarrollresources.net
3. The Lewis Carroll Society of North America
www.lewiscarroll.org
4. A very useful site created by Shinichi Kinoshita of the Lewis Carroll Society of Japan
www.hp-alice.com
5. The Library of Congress Dodgson Scrapbook
international.loc.gov/intldl/carrollhtml/