| Negretti & Zambra Title page for "Negretti & Zambra's encyclopaedic illustrated and descriptive reference catalogue of optical, mathematical, physical, photographic, and standard meteorological instruments, manufactured and sold by them. Revised edition" (London) 1885-1886 (ca) Title page Stockholms Auktionsverk Photographica, 4 April 2011, Lot: 4409 LL/43531 Title page for "Negretti & Zambra's encyclopaedic illustrated and descriptive reference catalogue of optical, mathematical, physical, photographic, and standard meteorological instruments, manufactured and sold by them. Revised edition" (London)
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