This silence was broken by one of the brethren, who led Pierre up to the rug and began reading to him from a manuscript book an explanation of all the figures on it: the sun, the moon, a hammer, a plumb line, a trowel, a rough stone and a squared stone, a pillar, three windows, and so on.
There are no more uses of "plumb line" in the book.
Show samples from other sources
used a plumb line to lay the tile
He turned back and pushed open the door of my room, which had swung shut in the wake of my hasty exit, owing to the fact that the builder had apparently constructed the inn without benefit of a plumb line.