Electronic LED sign with white diodes, stainless steel, aluminum, etched glass, Dupont Sentry Glass Plus. 162 x 780 x 24 in. 7 World Trade Center, New York, USA Text (pictured): John Lambert, from Travels Through Canada, and the United States of North America in the Years 1806, 1807, 1808. © 2009 Jenny Holzer, member Artists Rights Society (ARS), NY. Photo by Lili Holzer-Glier.