Starting in 1996, Alexa Internet has been donating their crawl data to the Internet Archive. Flowing in every day, these data are added to the Wayback Machine after an embargo period.
Crawl EG from Alexa Internet. This data is currently not publicly accessible.
TIMESTAMPS
The Wayback Machine - https://web.archive.org/web/20051218144535/http://ehp.niehs.nih.gov:80/docs/admin/insideehp.html
Environmental Health Perspectives (EHP) is a monthly journal of peer-reviewed research and news on the impact of the environment on human health. EHP is published by the National Institute of Environmental Health Sciences and its content is free online. Print issues are available by paid subscription.