As of June 2, 2011, all PDF versions of books published by the National Academies Press are downloadable to anyone free of charge.
Find Databases
The University of Adelaide's Barr Smith Library has established a digital Press with an electronic edition of each new book published as well as print.The electronic editions are Open Access and free, in PDF format.
The University of Pittsburgh Press and the University Library System have formed a partnership to make books published by the Press available online.
The University of Wisconsin Digital Collections Center was formed to be the utility that digitizes, provides access to, and maintains digital projects.