HEATKEYS

Find what you want in a library near you with WorldCat, a global catalog of library collections.

Providing researchers with access to millions of scientific documents from journals, books, series, protocols and reference works.

You

Find information about academic papers, authors, conferences, journals, and organizations from multiple sources.

AbeBooks is your source for Used, New, Rare and Out of print books. Find classic collectibles, rare signed editions, used textbooks, and inexpensive bestsellers from independent booksellers worldwide.

Complete Patent Searching Database and Patent Data Analytics Services.

Classify is an OCLC Research prototype that helps you classify books, magazines, movies, and music using the Dewey Decimal Classification system or the Library of Congress Classification system.

Freestd.us provide free catalogue infomation & downloads of standards worldwide, including EN ISO ASTM British American DIN ANSI IEC API NFPA ASME Standards, and more...