Comments on 139.SolarDecathlon.NationalMall.WDC.9October2009tag:ipernity.com,2024-03-29:comments/doc-6326055http://cdn.ipernity.com/p/101/76/D5/54646.buddy.jpg4th Biennial Solar Decathlon Competition . www.solardecathlon.org/ . National Mall . Washington DC . Friday evening, 9 October 2009 . http://elvertbarnes.com/4thSolarDecathlon-2009.html . Elvert Xavier Barnes Photography House #110 Team Spain Universidad Politécnica de Madrid http://www.solardecathlon.org/2009/team_spain.cfm2024-03-29T12:35:51+00:00ipernity.com