... that Giovanni de Ventura, a plague doctor who may have worn a beak doctor costume(pictured), was restricted by a covenant to treat only infectious patients? In the nose of the mask, there were types of plants that were used to filter the sickness from the wearer.
... that in some archaic Greek alphabets, an Ε could look like a Β, a Β like a C, a Γ like an Ι, an Ι like a Σ, or a Σ like an Μ?