Check out Arlie Sulka's appraisal of a Loetz Phänomen glass vase from 1900 in Vintage Denver 2024, Hour 1. Antiques Roadshow is available to stream on pbs.org and the free PBS App, available on iPhone ...

After this appraisal aired, we received viewer feedback questioning Alan Kaplan's description of how art glass is made, specifically in reference to the Bohemian vase. Kaplan has since written to us ...

Johann Lötz Witwe was a Bohemian (currently Czech Republic) glassworks company founded by Johann Eisner, in the town of Klostermühle, Bohemia in 1836. The glassworks was known for its brightly colored ...

Identifying antique glass isn’t always easy. If you’re lucky, a piece may be marked, like this Phanomen vase, which is signed “Loetz Austria” on its pontil (the spot on the base where the blown molten ...

Many collectors are now interested in art glass, especially from the postwar period. Murano glass, the Scandinavian style and, as shown here last year, contemporary Australian designs are all now ...

The total value of an artist’s artworks sold at auction over a specific period. This metric reflects the artist’s overall market activity and demand in monetary terms. The middle value of all realized ...

Add articles to your saved list and come back to them any time. any collectors are now interested in art glass, especially from the postwar period. Murano glass, the Scandinavian style and, as shown ...