Have one like this?
Upload a photo for a free check of what yours may be worth.
Lot description
Is it the light box? I don't know but see the light, Andrei Roiter (1960), watercolour on paper, 65x50 cm (87, 5x72, 5 cm incl. frame), signed and dated '16998 Roiter' (lower right) and titled (along the lower margin)