Tables of latitudes and longitudes by chronometer of places in the Atlantic and Indian oceans : principally on the West and East coast of Africa, the coasts of Arabia, Madagascar, etc. Resulting from the observations of H. M. S. Leven and Barracoota, in the years 1820 to 1826 inclusive / under the direction of W.-P.-W. Owen, captain R. N., To which is prefixed an estate on the management and use of chronometers, by Richard Owen, commander R. N... an officer of the expedition