COLLECTED BY
Organization: Internet Archive
Focused crawls are collections of frequently-updated webcrawl data from narrow (as opposed to broad or wide) web crawls, often focused on a single domain or subdomain.
Collection: google.es
TIMESTAMPS
The Wayback Machine - https://web.archive.org/web/20111117210705/http://politechbot.com/docs/sopa.google.facebook.twitter.letter.111511.pdf
