(1971–2003) - NASA Monographs in Aerospace History, No. 47 (2017).pdf Renee M. Rottner (2017) Making the Invisible Visible: A History of the Spitzer Infrared
DescriptionOfficial portrait of Lord David Trimble (cropped).jpg English: Official portrait of Lord Trimble Date March 2018 Source https://api.parliament
DescriptionOfficial portrait of Lord Trimble crop 2.jpg English: Official portrait of Lord Trimble Date March 2018 Source https://api.parliament.uk/Live/photo/VaCjR6Tp