| Unidentified photographer Entrance to Covered Bridge, Rheinfelden, from the side 1858, 31 December (before) Daguerreotype The Ruskin Library and Research Centre, Lancaster University www.daguerreobase.org, Identification: RF119, Creative Commons – Attribution Non-commercial, Share Alike (BY-NC-SA) LL/67642 Daguerreotypes belonging to John Ruskin, taken under his direction or purchased by him.
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