Now that I think about it eDonkey should be perfect for dial-up. Broadband users whine about how slow it is but it's perfect for narrowband. Just start your downloads and relax, the Donkey always finishes eventually.
http://www.edonkey2000.com/files/eDonkey60.exe
http://home.cogeco.ca/~omaurice/serv...erverlist.html
http://www.sharereactor.com/