Continued from the OEDB’s List of 119 resources of research sources beyond Google:

Finance and Investing

A variety of web-based investment analysis tools and financial statistics can only be found in the deep web.

1. Bankrate.com — A directory of interest rates for different types of loans, mortgages, and savings accounts.
2. InvestIQ — A database of market data from different world regions.
3. BigCharts — A searchable database of quotes and performance charts for different stocks and mutual funds.
4. SmartMoney.com Tools — A portal of different stock analysis tools.
5. EDGAR Online — A database of EDGAR SEC filings searchable by ticker or company name.

General Research

These are good places to start researching for background knowledge on any topic. The subscription-based databases will help intensify any research by scouring numerous scholarly journals.

1. GPO’s Catalog of US Government Publications — A searchable database of federal publications, with links to those available online.
2. Smithsonian Institution Libraries — A collection of 20 libraries from the world’s largest museum complex.
3. The National Archives — A list of all of the National Archives’ research tools and databases.
4. Encyclopædia Britannica — The authoritative encyclopedia searchable with full text online.
5. Topix.net — A news search engine.
6. Internet Public Library — The Internet’s public library. Fully searchable.
7. San Francisco Public Library – A list of all of the databases offered to SFPL library card holders. Not a California resident? This is just one example of many such local public libraries that offer similar services.
8. LexisNexis $ — The world’s largest collection of public records, unpublished opinions, forms, legal, news, and business information. Over 35,000 individual sources are searchable with full-text available online.
9. Forrester Research $ — An independent technology and market research company, publishing in-depth research reports on a variety of subjects.
10. Factiva $ — A searchable collection of over 10,000 individual sources.

Government Data

The United States government publishes data on a variety of subjects, some of which is derived from census data or CIA findings.

1. Copyright Records (LOCIS) — A database of copyright records, searchable by documents, serials, and multimedia (including books, music, films, sound recordings, maps, software, photos, and art).
2. American FactFinder — A repository of aggregate census bureau data searchable by city, county, or ZIP code.
3. FedStats — A gateway to statistics from over 100 US federal agencies.
4. United States Patent and Trademark Office — A database of patent full-text and full-page images.
5. Geospatial One Stop — A searchable database of geographic data, displayable on maps.
6. United States Government Printing Office (GPO) — A search engine for mutliple government databases, including US budgets, campaign reform hearings, code of federal regulations, congressional bills, unified agendas, and more
7. POW/MIA Databases and Documents — A database of POWs and MIAs information.
8. ZIP+4 Lookup — A database of US ZIP codes and ZIP+4 codes, searchable by city or address.