Ercole Barovier was a prominent figure in the Murano glassmaking tradition during the 20th century. He is best known for his innovative techniques and artistic designs, particularly his 'Crepuscolo' series, which translates to 'twilight' in Italian. These lamps are characterized by their spherical or bulbous forms, often adorned with applied glass elements, and feature a unique glass-making technique that creates a swirling, smoky effect within the clear glass, resembling the colors of twilight. Barovier's work was highly influential in the Art Deco movement, and his 'Crepuscolo' lamps are now highly sought after by collectors. The 'Crepuscolo' technique involved layering different colors of glass and then manipulating them to create the desired effect, a process that required great skill and precision. These lamps represent a significant contribution to the history of glass art and Italian design.