Andre Royer French Arts and Crafts Era "Coupe Moderne" Watercolor Rendering whetstone 1930s-40s or so I might

1930s-40s or so I might guess and perhaps cut down from a larger piece

particularly on one side

with black hair and bowtie

When I found him

now completely alligatored so as to give this black cat a quire an electric and rather ghoulish guise

Andre Royer French Arts and Crafts Era "Coupe Moderne" Watercolor Rendering whetstone 1930s-40s or so I mightThis watercolor shows some damage along the top edge, as detailed, but I found it too striking and beautifully done to leave behind (and a matte over top could frame this super stylish "coupe moderne" a bit more tightly, cutting in from the edge of the paper about the same distance above and below.) What we know from Royer's beautifully hand lettered annotation at lower left is that the metal on the cocktail glass rendered is silver, the ball jade,