"OK. How did he make red?" Was she laughing at me?
"Can't quite remember. Yes, I can." Blurred words came into focus. "Sheep's blood drained into a bladder, hung out to dry in the sun to make a powder, then mixed with alum water when needed. There was another one in which you boil brasill, whatever that is, and then he writes that if you would have it a 'sad red,' mingle it with potash water; if a light red, temper it with white lead. Christ, I've only read the transcription of that notebook once and I remember it all. What do you think a 'sad red' is?"