The following sources were consulted in the preparation of the article “10 historical photos that have some unsettling backstory.”
- Ota Benga (ca. 1883–1916)
- Walter Materna papers
- Hiroshima’s Atomic Bomb Shadows: What They Are and Where to See Them Today
- Apollo 1
- Robert Landsburg’s Brave Final Shots
- Tangiwai disaster
- Searching for Franklin
- Mechanisms of slab avalanche release and impact in the Dyatlov Pass incident in 1959
- Finding peace in a life sold for $2
