On June 1, 1942, a Warsaw underground newspaper, the Liberty
Brigade, made public the news of the gassing of tens of
thousands of Jews at Chelmno, a Nazi-operated death camp
in Poland—almost seven months after extermination of
prisoners began.

Investigation of Chelmno Death Camp being conducted.

Children rounded up for deportation to the Chelmno death camp.

Chelmno extermination camp burial pits.

Chelmno extermination camp memorial.