“Yes,” she assented. “But most of the girls think six weeks is enough.”

“That ought to pulverize it pretty completely. But how do you go at it?”

“Well,” the girl said, “it’s all done with Laboratory Work. We take, for instance, department stores. I think that is the first thing we do, we take up the department store.”

“And what do you do with it?”

“We study it as a Social Germ.”

“Ah,” I said, “as a Social Germ.”

“Yes,” said the girl, delighted to see that I was beginning to understand, “as a Germ. All the work is done in the concrete. The class goes down with the professor to the department store itself—”

“And then—”

“Then they walk all through it, observing.”

“But have none of them ever been in a departmental store before?”