laboratory, where her corner was always reserved to her.

Several letters, and then he was coming. It was Friday afternoon he appointed. She worked over her microscope with feverish activity, able to give only half her attention, yet working closely and rapidly. She had on her slide some special stuff come up from London that day, and the professor was fussy and excited about it. At the same time, as she focused the light on her field, and saw the plant-animal lying shadowy in a boundless light, she was fretting over a conversation she had had a few days ago with Dr. Frankstone, who was a woman doctor of physics in the college.

“No, really,” Dr. Frankstone had said, “I don't see why we should attribute some special mystery to life — do you?