Madison_Square_from_the_Empire_State_Building_June_2004-
https://en.wikipedia.org/wiki/Flatiron_District
Madison_park_buildings-
https://en.wikipedia.org/wiki/One_Madison
Met_life_tower_in_1911-
https://en.wikipedia.org/wiki/Metropolitan_Life_Insurance_Company_Tower
1909_Metropolitan_Life_Tower_in_April_2008-
https://en.wikipedia.org/wiki/Metropolitan_Life_North_Building 1929-1950
http://skyscraperpage.com/cities/?buildingID=8325-
http://skyscraperpage.com/cities/?buildingID=8942