COLLECTED BY
Organization:Internet Archive
The Internet Archive discovers and captures web pages through many different web crawls.At any given time several distinct crawls are running, some for months, and some every day or longer.View the web archive through theWayback Machine.
Collection:End of Term 2012 Web Crawls
This collection contains web crawls performed on the US Federal Executive, Legislative & Judicial branches of government in 2012-2013.
TIMESTAMPS
The Wayback Machine - https://web.archive.org/web/20121010163051/http://www.epa.gov/magnesium-sf6/documents/tms_paper.pdf