An Account of the Result of Some Attempts Made to Ascertain the Temperature of the Sea in Great Depths, Near the Coasts of Lapland and Norway; as Also Some Anecdotes, Collected in the Former. By Charles Douglas Esquire, F. R. S. Then Captain of His Majesty's Ship the Emerald, Anno 1769

C. Douglas
1770 Philosophical Transactions of the Royal Society of London  
doi:10.1098/rstl.1770.0006 fatcat:l7ku2pfbnfgdfewiejfsqhxkw4