Indeed the 5’6" height is in French foots/inch. One of the most infuencial thing Napoleon made possible is to spread the metric system across conquered land, which would make the british/French system confusion irrelevant if they got it.
(Napoleon was actually 1m 68, which is correct everywhere that uses metric across all time)
The European inch and the British inch weren’t the same back then.
No such thing as an European inch. It varied from country to country.
Indeed the 5’6" height is in French foots/inch. One of the most infuencial thing Napoleon made possible is to spread the metric system across conquered land, which would make the british/French system confusion irrelevant if they got it. (Napoleon was actually 1m 68, which is correct everywhere that uses metric across all time)