Whilst pondering the worth of 20 grains of silver, I stumbled upon this diagram explaining the relationship between various weights and measures, notably the Troy pound and its Avoirdupois namesake. Now I know; one scruple - not even a pennyweight!Whilst pondering the worth of 20 grains of silver, I stumbled upon this diagram explaining the relationship between various weights and measures, notably the Troy pound and its Avoirdupois namesake. Now I know; one scruple - not even a pennyweight!
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