Digitalanzeigende Fünf-Minuten-Uhr der Semperoper – Watch-Wiki
Semperoper Dresden
Calendar / Tickets – Semperoper Dresden
Calendar / Tickets – Semperoper Dresden
Fan-Account der Semperoper (@SemperoperDD) / Twitter
Calendar / Tickets – Semperoper Dresden
Semperoper - Twitter Search / Twitter
The time in five-minute increments: The five-minute clock in the Semper Opera House and its 180-year history - Watch I Love
Semper Opera - visit to one of the most beautiful opera houses
An Opera House Clock That Has Endured - The New York Times
Calendar / Tickets – Semperoper Dresden
An Opera House Clock That Has Endured - The New York Times
Places to See in Dresden Before You Die - Fünf-Minuten-Uhr der Semperoper. Da der Platz auf 2 m Höhe und 4 m Breite begrenzt war, entschied sich Gutkaes gegen ein rundes Zifferblatt