ACE - Index to Online Photography and Digital Imaging Magazines
Atget Photography Directory - Fine art & photography links to museums, galleries, world photographers, international visual web artists, and other modern, historical, cultural and online arts resources.
Cambridge in Colour - Digital Photography Tutorials - Sean McHugh, Cambridge University Photographic Society
cameralabs.com - digital camera and lens reviews
Caring for your photographic collection (Library of Congress)
Conservation Online - Resources for Conservation Professionals (CoOL) - a project of the Preservation Department of Stanford University Libraries, is a full text library of conservation information, covering a wide spectrum of topics of interest to those involved with the conservation of library, archives and museum materials.
Digital Prints: Technology, Materials, Image Quality & Stability - Dieter Becker and Klaus Kasper
fredmiranda.com - Specialized in digital cameras, photoshop actions, and digital darkroom; includes a forum.
Massive Dev Chart: B/W Film Development Times, Processing Data - digitaltruth.com
Messier, Paul - conservator of photographs
PhotoLinks - The Photography Network - free directory and portal service dedicated to providing easy access to photographic resources.
Photonhead - Digital Camera Tips and Reviews
Photoworkshop - the Robert Farber Interactive Photography Workshop
Resource Magazine Online - quarterly publication, blog and RETV dedicated to the sub-culture of photo production industry.