You can search on the address at http://www.cookcountyassessor.com/search/search.asp.
Click on the camera icon for a picture!
If you would like I can take the photo for you. I work for the city and am in the neighborhood quite often, let me know if you would like me to take the photo?
The web address of the Photo Antiquities is: http://www.photoantiquities.org
It was located at 6 North Clark Street. Not sure how long in business, I have a photo of my great grandfather partying here. That is where I found the address, on the cover of the photo.
The web address of the Chicago Historical Society is: www.chicagohistory.org
The web address of the Chicago Childrens Museum is: www.chichildrensmuseum.org
The web address of the Chicago Children'S Museum is: http://www.chicagochildrensmuseum.org
The web address of the Chicago Sports Museum is: http://chicagosportsmuseum.net
The web address of the Chicago History Museum is: http://www.chicagohs.org
The web address of the Art Institute Of Chicago is: http://www.artic.edu
The web address of the Chicago Cultural Center is: http://www.chicagoculturalcenter.org
The web address of the Chicago Architecture Foundation is: http://www.architecture.org
The web address of the Chicago Humanities Festival is: http://www.chicagohumanities.org
The address for the Wyndham Chicago is 633 North St. Clair Street, Chicago, IL 60611. This is their official address where their business is currently located.