Tom Scott Antiques has dated this piece to the 1920s.
You then have the milk glass column on a turned gilded collar, a further glass column with naive reverse painting and a further gilt turned collar.

Fabulous lamp and showing some good honest age, newly re wired with a linen braided cord.
Measuring:
35 1/2 inches or 90 cm to the top of the example shade ( not included )
24 inches or 61 cm to the bulb holder
6 inches or 15 cm diameter base
Tom Scott Antiques has dated this piece to the 1920s.
Specialist dealer in french & english decorative furniture and interiors
You can view the stock and full dealer information on the Tom Scott Antiques Profile Page