Extra Credit Questions

[Eva Elisabeth]

Well done, Laurie, blue mass nailed it.
According to Wiki, "the oldest formula is ascribed to one Barbarossa, in a letter to Francis I of France.[1]".

Barbarossa is the depicted gentleman, he was an Ottoman admiral of the fleet and secured Ottoman dominance over the Mediterranean during the mid 16th century:
https://en.m.wikipedia.org/wiki/Hayreddin_Barbarossa

The source of citation reads:
[1] Frazer, William. Elements of Materia Medica. Dublin, 1851, p. 173.
If anyone wants to try...:
   
https://books.google.de/books?hl=de&id=P...ry&f=false

I would love to see a transcript or picture of that original letter but could not find it.