The e-book collection of the Royal Society of Chemistry offers access to approx. 900 titles in English from the area of chemistry, published from 1968 to 2009.
Help and Tutorials:
Online Tour (Youtube-Video)
In principle, it is prohibited to systematically download or print entire e-books or large parts thereof. You may save or print individual pages or chapters for both your personal use and research purposes. E-books must not be passed on to third parties in either electronic or printed form.
Licensing terms for the Royal Society of Chemistry offer.