Anyone with eyes and my email address has probably seen this site before, or at least some of the images I've found on it. All Things Amazing is a community LiveJournal showcasing rare and unusual, often vintage, photographs. I've just added the site to our blogroll, an oversight that should have been rectified a while ago. The blog has a fluid and fairly open membership, but it also has some rules to govern that chaos, and they seem to work.
They do allow nudity and adult themes, so the link may be NSFW depending on where you work and in which century. Nothing too hardcore, and certainly nothing illegal.
The images above are an all-but random selection, grabbed in a few minutes as I wrote this post. It's well worth taking some time to go through their vast archive, if you like that sort of thing.