If you know of an online historical archive (it must be available at a source that does not require a subscription or unknown log in information) that you feel is relevant to the scope of our blog and would like to share it with our users, please fill out and submit the submission form via the URL provided below and our staff will review it and, if approved, add it to the blog.
URL: http://userwww.sfsu.edu/~hsa/the_primary_source:_a_database_of_online_historical_archives/