The log (as in chronologically written record) surely derives from the book where the log measurements were recorded, so it's all the same basically. Nauticales

The log (as in chronologically written record) surely derives from the book where the log measurements were recorded, so it's all the same basically. Nauticalese is like a separate language that "infects" coastal languages with common terminology. Of course this would all be much more interesting if Log and Buch did not share gender.