The Census Book by William Dollarhide is a comprehensive review of census schedules.
http://www.heritagequestonline.com/prod/genealogy/html/help/census_book.html

Cyndi’s List- http://www.cyndislist.com Index of genealogical web sites by categories.

Google- http://www.google.com Click on "images" for a photo search.

TreEZy Search Engine - http://www.treezy.com

Switchboard - http://www.switchboard.com Telephone directory to find someone now living.

Infospace - http://www.infospace.com Another telephone directory.

Census of Canada - http://automatedgenealogy.com/index.html

Library & Archives -- Canada - http://www.genealogy.gc.ca/06/06_e.html