Oliver Twist and his companions suffered the tortures of slow starvation for three months: at last they got so voracious and wild with hunger, that one boy, who was tall for his age, and hadn’t been used to that sort of thing (for his father had kept a small cook-shop), hinted darkly to his companions, that unless he had another basin of gruel per diem, he was afraid he might some night happen to eat the boy who slept next him, who happened to be a weakly youth of tender age.
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Signor Pastrini replied that he had only two rooms and a parlor on the third floor, which he offered at the low charge of a louis per diem.
Alexandre Dumas -- The Count of Monte Cristo
If I stay aboard several days, I must pay 3l. sterling per diemdemurage, nor must the ship stop above eight days more; so that I am unable to engage in this work, unless I would leave the ship, and be reduced to my former condition.