[Description of film from the Official Site, September 2021]
The Crystal Lady was an advertising film done by the Cambridge Glass Company, circa 1950. The actual Cambridge artisans are seen in the film demonstrating the handmade glassmaking process inside the Cambridge factory.
[September 2021] Since 2002, a short (11 minute) version of this film has been shown as an orientation video at the National Museum of Cambridge Glass in Cambridge, Ohio.