The passage, opened by King Maximilian I of Bavaria on May 27, 1823, was created in part by blasting into the rocky cliffs. The modeler Neuss was royal Bavarian court engraver and medallist for the City of Augsburg. He was also the owner of a private mint in Augsburg.
- Titles Dedication of the Monument to the Opening of the Transit Route Between Vilshof and Passau on May 27, 1823 (Descriptive)
- Artist Modeled by, Johann Jakob Neuss, German / Possibly manufactured by, Bodenwöhr, Germany
- Medium cast iron
- Dimensions 1 5/8 in. Diam., 21.2g (4.1 cm)
- Credit Line Gift of American Cast Iron Pipe Company, 1986.497.9
- Work Type medal
- Classification Medals
- Inscription Obverse inscribed around: ZUR FEYER DER ERRICHTUNG AN DER / VILSHOFER PASSAUER / STRASSE [and, below] D. 27. MAI 1823 Reverse inscribed: MAXIMILIAN I. / KOENIG DER BAIERN / OEFFNETE HIER ÜBER VON KEINEM /WANDERER JE BETRETTENE FELSEN DEM OEFFENTLICHEN VERKEHR / DIESE SICHERE BAHN. -ZUM / DENKMALE SEINER FÜRSORGE / VON DEN BEWOHNERN DES / UNTER DONAU KREISES / 1823.