What is "system of weights"

Usage examples of "system of weights".

I could get away with designing a system of weights and measures because there were so many of them that one more didn't make much difference.

Of course, I could invent my own system of weights and measures easily enough, and it would at least have the advantage of consistency.

The army system of weights and measures was well on its way to becoming universal, at least within Poland.

The King and his sister conducted their guests to the first of their home's unusual conveniences, an elevator which, Katya explained to Van Duyn, worked from the same source which impelled water throughout the building, the windmill he'd seen, regulated by an intricate system of weights and pulleys and capable of storing its energy against windless days by lifting great ballasts, to be gradually lowered later.