Photographer Sean Rohde dug up and scanned a bunch of his darkroom experiments from the late 80s and early 90s. There are heaps of images along with explanations of how each was done. He writes:
Way back when, from 1988 to around 1992, I actually had a full darkroom. I currently just develop my own film and scan the negs onto my computer. That’s fine for straight "prints", and photoshop does have some nice controls that are difficult to duplicate with an enlarger. On the other hand, there are tons of things I can do in the darkroom that are impossible to replicate on the computer…
Continue reading and see lots of images at Rohdes’ blog, moominstuff. You can check out more of his excellent experimental and toy camera photography in his Flickr photostream.