Abbott Aerospace Technical Library
The Abbott Aerospace Technical Library provides a centralized repository of over 17,000 technical documents and computational tools for aerospace structural
Resources
Libraries, databases, repositories and classifieds. They give access to reference data, scientific publications, datasets and archives for engineering and science.
The category gives access to scientific publication search and preprint archives, journal databases, patent and thesis repositories and open datasets. It also holds materials, chemistry and standards databases, electronic component search engines, aerospace technical libraries and space and ephemeris data sources. Medical device and drug databases, ergonomic design data, life cycle assessment databases and image and 3D model repositories complete the collection.
MIL-HDBK-5J Metallic Materials and Elements for Aerospace Vehicle Structures
MIL-HDBK-5J Metallic Materials and Elements for Aerospace Vehicle Structures is the free precursor of MMPDS. This is the last DoD-published
Human Engineering Design Data Digest
The the Reliability, Maintainability, and Supportability (RMS) Guidebook, a technical publication from the Reliability Information Analysis Center (RIAC). It provides
NIST Digital Library of Mathematical Functions (DLMF)
The NIST Digital Library of Mathematical Functions (DLMF) serves as the authoritative, peer-reviewed successor to the Abramowitz and Stegun Handbook
i2p Search
i2psearch.com is a specialized search engine and directory designed to index and discover “eepsites” within the I2P (Invisible Internet Project)
Public Images Repositories
A great list of free access images and multimedia repositories (check the licenses).In fact these are the sources used by
FDA Orange Book: Approved Drug Products
The FDA Orange Book, officially titled Approved Drug Products with Therapeutic Equivalence Evaluations, serves as the definitive regulatory database for
Europeana Images and Archives Search
Europeana aggregates and provides access to over 50 million digitized items from more than 3,500 European cultural heritage institutions. The
ChemSpider Chemistry Database
109+ million of chemical structures.Free chemical structure database providing fast text and structured search.Search by chemical name, brand, or other
Google Scholar
Gives access to online education and research articles.Several languages and automatic translation also.Note: not everything is 100% free, but at