| Joseph James Forrester Wine District of the Alto Douro, September 1854 1854, September Album (mounted on paper), Salted paper print from waxed paper negative Universiteit Leiden, Prentenkabinet Copyright © Prentenkabinet Universiteit Leiden (61.0935.35) LL/25798 View of a village at the Douro River, Portugal, September 1854.
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