[spyguy]

(If you don't know already)

http://www.encyclopedia.chicagohistory.org/

This is the online version, free of charge.

Very detailed stuff in there and a good read overall. There are a lot of historical photos that are amazing when compared to today's Chicago.

 

[acelereitor]

Very interesting. Thanks for your thread.

 

[aion26]

I love that damn thing. I spent 45 minutes in a Borders looking at it once. One day it will be mine.