
Photo: John R. Driza (National Archives, Washington)
After the US troops liberated the camp, they immediately began securing evidence of the violent crimes committed at the Mittelbau-Dora concentration camp. They collected statements from witnesses, reconstructed the course of events, and identified those involved in the crimes.
The primary means of preserving evidence were photographs and films. The Signal Corps of the US Army, specialized units with the appropriate technical equipment, documented the crimes and filmed the situation in the camps in the weeks following liberation.

Photo: unknown (National Archives, Washington)

Photo: unknown (GARF, Moskau)

Photo: Larry R. Darcy (National Archives, Washington)
The collected documentary footage, investigation reports, and protocols formed the basis for
The material was also used in exhibitions and film screenings to confront the German population with the National Socialist crimes.

(Mittelbau-Dora Memorial)

Photo: Nathaniel N. Milgrom (National Archives, Washington)

(National Archives, Washington)