id	domain	url
elements-8982	www.library.northwestern.edu	http://www.library.northwestern.edu/govpub/collections
elements-8982	www.pbs.org	http://www.pbs.org
elements-8982	www.library.northwestern.edu	http://www.library.northwestern.edu/govpub/collections
elements-8982	www.pbs.org	http://www.pbs.org
elements-8982	www.pbs.org	http://www.pbs.org/wgbh/masterpiece/cazalets/society.html
elements-8982	www.pbs.org	http://www.pbs.org/wgbh/masterpiece/cazalets/society.html