Drummond evidently was working in some way for an alliance of the department stores outside.
Constance had had her own ideas about Kitty.

And as she waited and watched, she tried to reason how she might carry them out if she had a chance.
She had just been insured, and had been very much interested in the various tests that the woman doctor of the insurance company had applied to her.

One in particular which involved the use of a little simple instrument that fitted over the forearm had interested her particularly.

She had talked to the doctor about it, and as she talked an idea had occurred to her that it might have other uses than those which the doctor made of it.

She had bought one.