Then he advanced warily toward the machine-monster, which had paused and seemed to be regarding him with sinister intentness through its glistening crystal eye-lenses.
Yet sometimes, in the pauses of his work, the young man frowned and looked at the ground with an intentness which suggested that even twenty-one might have its problems.
It was impossible for any man not to know the colour of Elfride's hair. In women who wear it plainly such a feature may be overlooked by men not given to ocular intentness. But hers was always in the way.