An account of experiments for determining the length of the pendulum vibrating seconds, in the latitude of London / by Henry Kater. On the length of the French metre estimated in the parts of the English standard / by Henry Kater. Remarks on the probabilities of error in physical observations ... / by Thomas Young. Observations for ascertaining the length of the pendulum at Madras ... / by John Goldingham. Letter from Captain Basil Hall, R. N. to Captain Kater ... Observations and experiments made at Port Bowen in the years 1824-25, ... / by W.E. Parry, Henry Foster and J.C. Ross. An account of experiments to determine the acceleration of the pendulum in different latitudes / by Edward Sabine. On the reduction to a vacuum of the vibrations of an invariable pendulum / by Edward Sabine. On the reduction to a vacuum of the vibrations of Captain Kater's convertible pendulum / by Edward Sabine.