One thing about his hours comparisons: it is not clear that British and American yards counted hours the same. This matters for office work like accounting, mat

One thing about his hours comparisons: it is not clear that British and American yards counted hours the same. This matters for office work like accounting, materials received, etc.- was that counted or not? Which of them was counted, for what contracts? The most that D.K. Brown (in _Nelson to Vanguard_) felt could be said was that the data was suggestive that the British shipyards were more efficient, not that they actually were.