up for your first professional in a few weeks, I understand?"

"That will be all right, dad," said his son demurely. "Garraway and I
usually take a little exercise of this sort as a preliminary to the
labours of the day. Try this armchair and have a cigarette."

The doctor's eye fell upon the medical works and the disarticulated
skull, and his ill-humour departed.

"You have your tools close at hand, I see," he remarked.

"Yes, dad, all ready."

"Those bones bring back old memories to me. I am rusty in my anatomy,
but I dare say I could stump you yet. Let me see now. What are the
different foramina of the sphenoid bone, and what structures pass
through them? Eh?"

"Coming!" yelled his son. "Coming!" and dashed out of the room.

"I didn't hear any one call," observed the doctor.

"Didn't you, sir?" said Garraway, pulling on his coat. "I thought I
heard a noise."

"You read with my son, I believe?"

"Yes, sir."

"Then perhaps you can tell me what the structures are which pass through