C. Ross in the " Erebus " and " Terror " (1839-1843), and the bathymetrical maps published were largely the result of deductions based on one sounding taken -by Ross in 68° 34' S.
Mill, "Bathymetrical Survey of the English Lakes," Geographical Journal, vi.
A bathymetrical chart of the oceans, by Professor J.
A Bathymetrical Survey of the Freshwater Lochs of Scotland, under the direction of Sir John Murray and L.
Bearing this caution in mind the existing bathymetrical charts, amongst which that of the prince of Monaco stands first, give a very fair idea of the great features of the bed of the oceans.