The Wacky World of Dodo Chaplet doesn't exist in a void, of course. There are several other good web pages out there devoted to various companions from the William Hartnell era. Some of these pages include...
If you're looking for pictures or sounds, the two best web sites that I know of are:
Last but not least, make sure to check out the Doctor Who News Page which is the best source of Who-news out there, and the Nitro9 Doctor Who WWW Pages list of sites, which is one of the most thorough link pages out there.