Pennsylvania Station

http://en.wikipedia.org/wiki/Pennsylvania_Station_(New_York_City)#History  

http://en.wikipedia.org/wiki/Pennsylvania_Plaza ,
http://nymag.com/daily/intelligencer/2010/08/the_empire_state_building_thin.html 

http://www.designboom.com/architecture/som-proposes-to-fanastically-expand-penn-station/

http://wordlesstech.com/2013/06/05/new-penn-station-proposal-by-som/

https://www.google.ca/search?q=pennsylvania+station+nyc&biw=1920&bih=971&tbm=isch&tbo=u&source=univ&sa=X&ei=6aC8VIGWO4GcyASOioLYCA&ved=0CEoQsAQ

http://observer.com/2013/04/much-ado-about-nothing-midtown-east-rezoning-not-all-that-grand/

http://nygeschichte.blogspot.ca/

https://jfdatalinks.blogspot.com/search?q=Pennsylvania+Station