Thomas Corbinianus 1728 Mercurii philosophici prodromus illustration

Illustration from Mercurii philosophici prodromus, de praestantia, utilitate, methodo, &c. : studii experimentalis physico mathematici differens / auctore P. Corbiniano Thomas. Salisburgi : Typis Joannis Josephi Mayr, 1728.
Corbinianus Thomas—a Benedictine monk at Salzburg—is known more for his astronomical than his alchemical work.