I've been trying to throw down stories and photos, the stuff we do at our site for the historypin site and smartphone app. Here's an example I just lined up.
http://classifiedhumanity.com/post/1184 ... -24th-1952
http://www.historypin.com/photos/#/geo: ... m:0.00000/
I have a few other cool ones under my username there, if you're interested in before and after historical Seattle stuff. But anybody can do it with their locale too. It's a little time consuming, but I'd love to see before and after stuff from everybody.