On December 12, 1947, scientists collected evidence from over 600 human victims.

Evidence

In addition to informational interviews, the Detrick scientists had gathered a substantial collection of pathological specimens, including slides and bits and pieces of material from 246 plague victims, 135 cholera victims, 101 Songo fever victims, 36 anthrax victims, 16 mustard gas victims, and 30 suicides. — Nicholson Baker, Baseless- My Search for Secrets in the…, 500

Categorization

• corroborated: 3 independent passages support this claim — Nicholson Baker, Baseless- My Search for Secrets in the…, 500