Some of Steuben's lines were completely innovative and others competed with iridescent wares made by Louis Comfort Tiffany and the Austrian glass company Loetz.In fact, Tiffany sued Steuben after seeing Aurene pieces believing his Favrile glass was being copied.A magnifying glass may be helpful for particularly faint seams, but certainly not necessary.
Specifically the style and type of clock hand and the dial, both of which have varied over time.
When bottles were free blown into molds, the bottle was made first then a lip was added.
Since the lips were made last, they have no mold seams.
His background included studying with French glass master Emile Gallé and designing for the English firm of Stevens and Williams prior to migrating to the United States.
He served as Steuben’s art director through 1933 when he retired.