Searched for http://www.abheritage.ca/volunteer/directories/dir_org.php?all=true&keyword=&name=&pageID=6 
Note: This calendar view maps the number of captures of http://www.abheritage.ca/volunteer/directories/dir_org.php?all=true&keyword=&name=&pageID=6, not how many times the site was actually updated.
Look Up URL in general Internet Archive web collection.