20100906.150-years-of-the-open Published May 26, 2017 at 550 × 413 in 20100906.150-years-of-the-open ← Previous / Next → Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on WhatsApp (Opens in new window)Click to email this to a friend (Opens in new window)