Mostly-American or historical European. The Count of Monte Cristo isn't that old yet it was written long before France went metric. Critically measurements are

Mostly-American or historical European. The Count of Monte Cristo isn't that old yet it was written long before France went metric. Critically measurements are frequently meaningful in works of fiction. Back to the Future's 88 miles per hour would mean something very different if it was the equivalent of 40 kph or 400 kph, but nobody is looking it up while watching. Sickles in a galleon shows up in one franchise, inches shows up in millions.