Mid 20th Century French Glaze Test Plate, Orange-Brun Spectrum ducks I have no idea the

I have no idea the story behind it

I love a photo of an empty stage--all about absence and also potential

I believe there may be something carved in the bottom but I can't make it out if so

1920s or so I believe

It is little: approx 3” x 4 5/8”

Mid 20th Century French Glaze Test Plate, Orange-Brun Spectrum ducks I have no idea theI was thrilled to find a mid century Royal Copenhagen glaze test plate in shades of blue this summer and equally thrilled to find this unmarked French one, in autumnal shades of brown and orange, this week in Maine, feeling just right for the season. I've kept an eye out for these for years, and pretty much never come across them; they are scarce things, made for internal use at the studio or factory, to test and serve as reference for the specific