There is a lot of online resources available for Lawrence. There are only a few, but many of these links have additional resource links:

Lawrence’s Wikipedia entry

Lawrence’s online works from Project Gutenberg and Project Gutenberg of Australia

The LibriVox recording of The Rainbow

A book review of the biography DH Lawrence: The Life of an Outsider

Lawrence resources at The University of Nottingham. Lots of information, online exhibits, and links. Very helpful.

A nice site with plenty of pictures from Lawrence’s hometown.