Links for other Chicago area hauntings and legends:

Links Page -  Further Sources of Information, and Friends of Reaper Madness

Links for information on spirit photography:

http://www.assap.org/newsite/htmlfiles/Greatorbs.html

http://www.thebutterflygift.com/index.php/Articles/Science-of-Orb-Photos.html

http://brumac.8k.com/orb1.html

For Resurrection Mary Info:  

http://www.willowbrookballroom.com/

http://www.chicagohauntings.com/chicagohaunts.html

http://www.graveyards.com/IL/Cook/resurrection/

http://www.chetsmelodylounge.com/

http://en.wikipedia.org/wiki/Resurrection_Mary

http://en.wikipedia.org/wiki/Archer_Avenue_%28Chicago%29

Resurrection Mary by Kenan Heise