Instantly Access Production Data Subscribe now to receive immediate access to. oil and gas production for NGL Water Solutions Permian, LLC. from April 2014 to October 2017.
Timeline. 1  1965: Plans for the John Hancock Center are announced. 2  1969: Construction is completed. 3  1972: The Hancock Center is surpassed by the Standard Oil Building (now the Aon Center) as the tallest building in Chicago.  1973: The residential portion of this building converts from apartments to condominiums.
Tell Us About It. After the Declaration of Independence was approved on 4 July 1776, John Hancock, being the president of the Continental Congress, was the first one to sign the document on 2 August 1776. He is famous for the large and stylish signature he affixed on the Declaration.