(London, Taylor and Francis, 1875). 4to. No wrappers as extracted from ""Philosophical Transactions"" Year 1875, Vol. 165 - Part II. Pp. 587-674, large folded engraved map and 3 large folded engraved plates.
First appearance of this milestone paper oceanography on bottom-water formation.""Prestwich examines ocean temperature data recorded over the past 100 years and determines that at no location in the North Pacific does there exist significant sinking to depth (or bottom-water formation).""(Parkinson ""Breakthroughs"" 1875 E).
(London, Harrison and Sons, 1893). 4to. No wrappers as extracted from ""Philosophical Transactions"" Year 1893, Volume 184 - Series A. Pp. 903-984 a. 1 folded map a. 22 fine textillustrations.
First edition.