A transparent-enamelled beaker with view of the Urthelsten in the Helenthal near Baden attributed to Anton Kothgasser, Vienna, circa 1827

the waisted cylindrical form of amber tint, painted with a titled riverscape view of Gallerie durch den Urthelstein im Helenenthale bei Baden within a rectangular panel gilt with formal leaf borders, the remainder and interior filled with gilding, above a cogwheel foot and star-cut base 

Dietmar Zoedler, 'Ansichtengläser von Anton Kothgasser (1769-1851): Baden bei Wien', Weltkunst, no.21, 1st November 1988, p.3317, fig.4.

Some typical rubbing to the gilding, especially on the interior. Otherwise generally in good condition
"In response to your inquiry, we are pleased to provide you with a general report of the condition of the property described above. Since we are not professional conservators or restorers, we urge you to consult with a restorer or conservator of your choice who will be better able to provide a detailed, professional report. Prospective buyers should inspect each lot to satisfy themselves as to condition and must understand that any statement made by Sotheby's is merely a subjective, qualified opinion. Prospective buyers should also refer to any Important Notices regarding this sale, which are printed in the Sale Catalogue.
NOTWITHSTANDING THIS REPORT OR ANY DISCUSSIONS CONCERNING A LOT, ALL LOTS ARE OFFERED AND SOLD AS IS" IN ACCORDANCE WITH THE CONDITIONS OF BUSINESS PRINTED IN THE SALE CATALOGUE."

A beaker decorated with the same view is illustrated by Rudolf von Strasser, Die Einschreibebüchlein des Wiener Glas- und Porzellanmalers Anton Kothgasser (1769-1851), p.26, fig.13 (Österreichisches Museum für Angewandte Kunst, Vienna). Von Strasser illustrates a painted view of the same scene taken from a series of views of Vienna and its environs in the archive of the Vienna porcelain factory, op.cit., p.26, fig.14.

For an illustration of this beaker see  P. von Lichtenberg, Mohn & Kothgasser, pl. 237