Titles written by Joseph Campanus:
Number of documents found: 1
- National Maritime Museum
Title: *PC* Shepherd Clock - The 24-hour public clock at the Royal Observatory Greenwich. Originally controlled by an electric master clock it was installed
SubTitle: in 1852. The 24 hour dial shows GMT throughout the yeat [Barcode] 5055187000294
Keywords: UK-London
Other Keywords: Shepard Clock
Parent Document ID: 11422 - Parent Document Title: Horological Postcard Collection of Fortunat Mueller-Maerki
Edition: PC0129
BHM No: 15694
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