In fact, it is unknown if even any photographs survive of this programme.
Despite the attempts by the Germans to cover up the massacre, photographs of the events survived.
While black-and-white photographs may survive for a century or more, many digital media can become unreadable after only 10 years.
The city government does not have records, and only a few photographs survive.
Designs and a photograph of a small architectural model survive.
Few photographs survive of this line, but the locomotive shed is still in existence.
A photograph of him and his second wife ca. 1910 survives in the family record.
At least one later topless photograph of the young Bernhardt made in 1873 survives.
Old photographs or postcards will often survive, showing the original detail.
Only a few black and white photographs survive.