Marcel Nadjari's manuscript was found in 1980 near crematorium III in Auschwitz-Birkenau and recovered by me in 2017.
- Black&White filter
- HighPass filter
- Get backside image. Invert colors of upper layer
- Simulate blurred ink with Gaussan Blur filter with HighPass combination
- Set opacity to 50%.
Full process https://github.com/Alexufo/Marcel-Nadjary/blob/master/Nadjary%20recovering.pdf