Deep Web Search engines 2015

Books Online

Archive.org – Has books online in epub, txt, and pdf formats. The collection encompasses others such as Gutenberg Press, etc. So this is the best site to start with. Again, this makes my top 10 websites. Share the love.
Hathi Trust – http://www.hathitrust.org/  — a partnership of major research institutions and libraries working to ensure that the cultural record is preserved and accessible long into the future. There are more than sixty partners in HathiTrust, and membership is open to institutions worldwide.
Books.google.com – They are putting the squeeze on all the book scanning businesses. They want to scan the world to add it to the Google Borg. You will be assimilated.
The Online Books Page — A searchable database of more than 28,000 English works with full text available for free online.
Bibliomania — A database of free literature from more than 2,000 classic texts. Archive.org crushes this.
Project Gutenberg — The granddaddy of online books with a catalog of more than 20,000 free books with full text available online. Included in Archive.org.
The National Academies Press — Only about 3,000 free books online and ~900 for-sale PDFs.
ebrary — A database of about 20,000 full-text books. Focusing on academia and business.
UNZ – An odd collection of periodicals and book scanned.
Get Abstracts (commercial) — Large online library of more than 8,000 business book summaries. It is the most efficient way to get the best business titles.
Getty Research Institute – http://www.getty.edu/research/library/ – The Getty Research Institute library collections include over one million books, periodicals, study photographs, and auction catalogs as well as extensive special collections of rare and unique materials. Focusing on art history, architecture, and related fields, they begin with the archaeology of prehistory and extend to the contemporary moment.

Newspaper Archives Online

US newspaper coverage – ResearchGuides lists links to many newspapers
Library of Congress Newspaper Resource List – LOC does a great job getting the list together of wonderful newspaper archives.
NewspaperArchive.com – (commercial) – Known for a large collection. I haven’t used it, so I can’t confirm this.
xooxleanswers.com – Great list of newspaper archives from Xooxle. Good list and a funky name. Two thumbs up.
University of Penn Newspaper Archive – List of US newspaper archives and dates. Looked like a deeper list of Texas newspapers, so this effort may be a deep comprehensive list.
Australia Newspaper archives – http://trove.nla.gov.au/ndp/del/about – A phenomenal newspaper archive of most Aussie newspapers from 1820’s going to 1980’s. Including Taz as well.

Audio Books Online

LibreVox.org – Huge selection of audio recordings and AudioBooks read by volunteer voice artists

Videos

www.liveleak.com – A Video news aggregator of citizen supplied videos. Great for OSInt in foreign countries. The site appears to have some good aggregation functions to turn randomly submitted videos into a logical collection around a topic.  Proven useful for aggregating the Feb 15, 2013 meteorite strike in Russia.
VideoLectures.net – High quality videos of science based lectures.

Business Deep Web Engines

AAAAgencySearch.com — Advertising agencies via the American Association of Advertising Agencies.
Agency ComPile — Advertising and marketing agencies.
Alibaba – An international marketplace of businesses looking for businesses.
Kompass — Business to business search engine.
GPO Access Economic Indicators — Gateway for economic indicators from January 1998 to present.
Government Printing Office — Big catalog of stuff published by the Government Printing office. Has business stuff but much much more. Environmental reports, legal docs, nature stuff. Hell, I typed in ‘mushroom’ and pulled up 34 entries.
Hoover’s — The Big Boy of info on businesses.
ThomasNet — Just an industrial product search directory.
SBA Loan Data — Loan program approval activity from the Small Business Administration.
GuideStar.org — A searchable database of non-profit organizations including 501c.
Slideshare.net – A searchable database for slides uploaded by crowdsourcing.

Consumer Engines

US Consumer Products Safety Commission Recalled Products — Listing of products, sortable by company name.
Melissa Data — Comprehensive directory of demographic data, sortable by ZIP code.
Kelley Blue Book — A  guide to pricing new and used vehicles.
Edmunds — A recognized and established guide to pricing new and used vehicles.
Consumer Reports — (commercial)  A trusted guide to product reviews, including autos, appliances, electronics, computers, personal finance, etc. I use it.