A large Amsterdam School stained and leaded glass ceiling lamp 1920's

the shade composed of eight milk glass panels stained with an abstract Tuschinsky-style panel in shades of red, orange, blue and grey, fixed in copper mounts, with black silk frills, suspended with orange silk ropes with ebonised wooden beads, from a circular copper ceiling rose with a top light with eight matching glass panels, the shade and the top light each with a single light fixture