Bohemian antique milk glass lamp shade made in Czechoslovakia 1920's

Bohemian antique milk glass lamp shade
made in Czechoslovakia 1920's
Mark: TCHECO SLOVAQUIE
Shade colour: inside - milk white, outside - Ivory yellow, silver/gold rim
Shade hight: 120mm
Shade max diameter approx: 130mm
Shade opening ring diameter approx: 93 mm
Fitter ring diameter: 27mm 
Condition: seen photos (excellent condition)