The factory building where Schindler’s Jews worked and slept still stands. As does his office and the gates where the 1,200 people on his famous list walked through in the autumn of 1944 in a desperate bid to escape the Holocaust.

But derelict and stripped by robbers of much of the wood and metal, the buildings were in danger of collapsing, turning to dust a location that witnessed one of the most famous acts of human salvation of the Second World War.

This was until the intervention of Daniel Low-Beer, a 49-year-old Englishman, a descendent of the original owners of the factory relinquished to the Nazis in 1938.

Back then it was a prosperous facility, producing high-quality textiles and making…