Professional photographer Robert A. Ripps took these images of the World Trade Center on September 11, 2001, and of Ground Zero and its surroundings in the days and weeks following 9/11.View Full Collection
- September-October 2001
Copyright restrictions may apply. Permission to publish or reproduce must be secured from Robert Ripps.
- "Purple Smoke in the Night Sky After 911" Village Preservation (GVSHP) Image Archive, accessed Jan 25, 2022, https://www.villagepreservation.org/ia_image/purple-smoke-in-the-night-sky-after-911/.