http://www.blogroots.com
a blogger's resource

http://www.elearningpost.com
This blog is for topics of elearning

http://blogdex.media.mit.edu/
the weblog diffusion index (will rank blogs)

http://www.clickz.com/media/agency_strat/print.php/1038101
This is Cameron Barrett’s 1999 reference to blogs

http://www.instapundit.com/

http://www.daypop.com/
lots of stats on blogs; searches blogs

http://blog.ragingcow.com/
Dr Pepper/7up marketing

http://people.uis.edu/rschr1/blogger.html