Nancy Drew Sleuths
Jenn Fisher's site is a must for Nancy Fans!
Around the World with Nancy Drew
Lea Fox's look into Nancy Drew book internation editions.
The Cover Art of Childrens' Series Books
Jim McNamara's site has cover art for many different series.
19th Century Girls' Series
Hardy Detective Agency
Hardy Boys Casefiles
Tom Swift 100 Years
Tom Swift Jr.: An Appreciation
The Judy Bolton Home Page
Trixie Belden Home Page
Weinstein's Bobbsey Twins Books
Tunnel Two - Three Investigators
Three Investigators Website
Betsy Tacy Society
Series Books: This Isn't All