"Thus Susan Slodger, with a vivid consciousness of the false key, made
exactly the suggestion that I desired. Of course it would never do to
have the police in the house again so soon. I affected to be deeply
impressed by her sagacity and in the end decided to 'let sleeping dogs
lie.' Only Susan did not realize how exceedingly soundly they slept.

"It was necessary for me to visit the osteological dealer in the course
of the morning to obtain three suitable skeletons as understudies
according to my plan. This was quite indispensable. The dealer's receipt
and invoice for three human skeletons was my passport of safety. But I
regretted the necessity. For it was certain that as soon as I was out of
the house one of these hussies would run off to make inquiries about her
friends; and when it was found that the burglars were missing, there
might be trouble. You can never calculate the actions of women. I did
not suppose that either of them was capable of breaking into the
laboratory. But still, one or both of them might. And if they did, the
fat would be in the fire with a vengeance.

"However, it had to be done, and accordingly I set forth after
breakfast with a spring tape and a note of the measurements in my
pocket. Fortunately the dealer had just received a large consignment of
skeletons from Germany (Heaven alone knows whence these German exporters
obtain their supply), so I had an ample number to select from; and as
they ran rather small--I suspect they were mostly Frenchmen--I had no
difficulty in matching my specimens, which, as is usual with criminals,
were all below the average stature.

"On my return I found that the housemaid was out, 'doing some shopping,'
the cook explained. But she returned shortly, and as soon as I saw her I
knew that she had been making 'kind inquiries.' Her manner was most