to accept of duties as utterly remote from all that her previous life had prepared her for as if he had asked her to accompany him on a pilgrimage to Mecca. And thus, of all of whom he had made trial, it was not the brilliant Jacob, nor the gifted Alexander, but the little quiet, home-bred Caroline, of whom nothing had been expected but to be up early and to do the work of the house, and to devote her leisure to knitting and sewing, in whom he found that steady devotion to a fixed purpose which he felt it was possible to link with his own. "I did nothing for my brother," she said, "but what a well-trained puppy-dog would have done: that is to say, I did what he commanded me. I was a mere tool which he had the trouble of sharpening." Such was always her own modest self-estimate. It is hardly too much to say that, to have worked as she had worked, and to have done all that she had accomplished, and to claim no more than the credit due to passive obedience to orders, is a depth of humility of that rare and noble kind which is in itself a form of greatness. It must not be forgotten, that the progress of astronomical science since Sir William Herschel's great reflector startled the world, has not been greater than has been the change, both in opinion and practice, on the subject of female employments and education. The appointment of a young woman as an assistant astronomer, with a regular salary for her
