Orwo document paper, classically developed in black and white
Colouring with the following recipe
3 litres of urea / urine
1 litre of strong coffee
1 litre of dry red wine
2 grams of sulphur
3 birth control pills
Soaking time: 24 hours
Clean the papers with clear water and air dry.
Orwo document paper, classically developed in black and white
Colouring with the following recipe
3 litres of urea / urine
1 litre of strong coffee
1 litre of dry red wine
2 grams of sulphur
3 birth control pills
Soaking time: 24 hours
Clean the papers with clear water and air dry.