| Charles Piazzi Smyth Sheepshanks telescope first erected on Mount Guajara, the Peak of Teneriffe in the distance 1850-1858 Albumen print, stereograph Rijksmuseum RP-F-F25713-E LL/78792 C[harles] Piazzi Smyth, 1858, Teneriffe - An Astronomer's Experiment, (London: Lowell Reeve)
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