Gallery https://russellranch.jpl.nasa.gov/gallery https://russellranch.jpl.nasa.gov/logo.png Gallery Tower 1 July 9, 2015 - Pouring of concrete August 13, 2015 - Assembly Tower 1 August 13, 2015 - Standing Tower 1 September 2-4, 2015 - Install Instruments on Tower 1 September 3, 2015 - JPL Radiometers on Tower 1 September 3, 2015 - Additional instruments installed on Tower 1 September 4, 2015 - Ready to be uprighted with instruments September 4, 2015 - Operational Tower 1