Account of the Observations and Computations Made for the Purpose of Ascertaining the Amount of the Deflection of the Plumb-Line at Arthur's Seat, and the Mean Specific Gravity of the Earth; With an Account of the Observed and Computed Amount of the Local Attraction at Arthur's Seat and at the Royal Observatory at Edinburgh.

Proceedings of the Royal Society of London

doi 10.1098/rspl.1856.0014