His glance paused on Dagny, a pause perceptible only to her, as if he were saying: It works.
There were rumors that the output of the Danagger Coal Company had fallen perceptibly within one month; the newspapers said that it was merely a matter of readjustment while Danagger’s cousin was reorganizing the company he had taken over.
She raised her head a little, there was no perceptible change in her posture, it was no more than her awareness of her own body and of its meaning to him, but for the length of one sentence she stood as a woman, the suggestion of defiance coming only from the faintly stressed spacing of her words: "And what will it do to you?"
He said quietly, "Dagny, for your own sake, and"-it was a barely perceptible hesitation-"and in the name of any pity you might feel for me, don’t request what you’re going to request.
There are no more uses of "perceptible" in the book.
Show samples from other sources
The car makes a barely perceptible clicking sound at high speeds.