Being frugal with the canvas? LOL.
I had a poster of the Annunciation. That’s it for me. My parents gave me a book of his life story and paintings while in college.
I admired him and his quest for scientific discovery and his dedication. A true scientist.
Hey, maybe no one has ever checked the backs of this other paintings. :^)
He is known to have recycled canvasses, otherwise unknown work lying beneath his and those of some of his proteges. Y’know, if memory serves.