It's the most comprehensive (and accurate) list of literary agencies in the world, with detailed profiles for more than 1,100 literary agents. (literaryagencies.com)
This is one of the better literary agent lists because it features some of the most successful literary agencies in publishing. (literary-agents.com)
As an author trying to get literary agency representation, it could take you years to get an agent if you approach them one by one. (literary-agents.com)