The upspeak rule is applied non-systematically, i.e. upspeakers do not convert all RP falling tones to rising tones, even where the structural conditions for the operation of the rule are fulfilled.

And now Mrs Waters (for we must confess she was in the same bed), being, I suppose, awakened from her sleep, and seeing two men fighting in her bedchamber, began to scream in the most violent manner, crying out murder! robbery! and more frequently rape! which last, some, perhaps, may wonder she should mention, who do not consider that these words of exclamation are used by ladies in a fright, as fa, la, la, ra, da, &c., are in music, only as the vehicles of sound, and without any fixed ideas.

On the twenty fourth of October, while on a short excursion from this place, Lt. Pike and Dr. Robertson, (a gentleman who accompanied the expedition,) killed some prairie squirrels, or wishtonwishes, and nine rattle snakes, […]

In comparing Britain with other countries, it is important to remember that we are not comparing like with like; there is an apples and oranges issue.