Papers on magnetic instruments, 1873 - 1885
Scope and Contents
Letter from E.J. Stone concerning improvements to Fox's needle for dip and intensity, 1873.
Instructions from Sir George Airy to William Ellis to record the level readings of the dip instruments, 1875.
'Decimated Compass Card' by James M. Share of the Royal Navy, 1876.
'On Magnetic Induction as affecting observations of the intensity of horizontal component of the Earth's Magnetic Force' by C. Chambers F.R.S., Superintendent of the Colaba Observatory, Bombay.
'The Complete Theory of the Bifilar Magnetometer' by H. Wild, 1880.
Note on an improved method of holding dip instrument needles firmly in place, 1880.
List of special instruments inspected by the Astronomer Royal, 1885.
'A method of making automatic records of the movement of delicate instruments' by J. Milne of the Seismological Society of Japan, 1885.
- 1873 - 1885
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