GUNN, F.RG.S meeting of the Brom one aM. nna, of which we give a resume, was lis tened to with
... Atlantic 18,000 or 34 miles—with the exception of an abyss 000 feet deep off the coast of Porto Rico, and nearly as deep in the Caribbean Sea. The epest ocean in the globe is the South Pacific. here soundings were obtained two years ago by ficers of H.M.N. Penguin ...