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 the Wayback Machine.
Web data related to World Wars I and II collected by Internet Archive in an experimental crawl sponsored by National Endowment for the Humanities and JISC. This data is currently not publicly accessible.
TIMESTAMPS
The Wayback Machine - http://web.archive.org/web/20040401193734/http://www.bbc.co.uk:80/