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Papers on magnetism and photography, 1855 - 1861

Reference Code: GBR/0180/RGO 6/678

Scope and Contents

Correspondence and papers concerning instructions, magnetic instruments and photographic techniques. The papers include J. Glaisher's report to the Astronomer Royal on examining the magnetic instruments at the Greenwich Observatory; adjustments to vertical force magnets and compasses; sketches of new mountings for dipping needles; discrepancies of dip; alterations of instruments; trials of dipping needles; papers by J.V. Lamont on the form of magnets (one in English, one in German) and determining the value of scale divisions for magnetic instruments; J.A. Brown's magnetic observations in India; papers on photographic stores needed for Greenwich; methods and samples of reproduction of photographs of barometer readings; a drawing of a new naptha box; and a paper and drawing on photo-zincography by H. James. The correspondents include C. Brooke, E. Sabine, B. Stewart, M. Faraday, C. Hansteen, J. Washington, M.J. Johnson and H. James.


  • Creation: 1855 - 1861


Conditions Governing Access

From the Management Group:

Unless restrictions apply, the collection is open for consultation by researchers using the Manuscripts Reading Room at Cambridge University Library. For further details on conditions governing access please contact Information about opening hours and obtaining a Cambridge University Library reader's ticket is available from the Library's website (


1 archive box(es) (1 box)

Language of Materials