Harold Johanson's List: Search -- Search Engines -- Search Tips

onlinehelp.microsoft.com/...ff524480.aspx Boolean search research searching searches information_literacy search engine tips

onlinehelp.microsoft.com/...ff808421.aspx Boolean search research searching searches information_literacy search engine

www.internettutorials.net/boolean.asp Boolean search research searching searches information_literacy search engine

blekko.com search search engine blekko stashtag searchengines

fefoo.com search search engine fefoo metasearch tool web resource