Lark opened the door as quietly as possible, stepped inside, and closed it just as quietly. He placed the thermoses on the table in the entrance hall and then, after quickly peering into the living area and not seeing Lynn, proceeded down the passageway.

The first room was his office. He had suspected he would find Lynn in his office. Her back was to him and she was muttering to herself angrily.

“Damn you… where is it? Where have you hidden it?”

Lark stepped into the study behind Lynn and watched her silently. She was going through book after book quickly, angrily, trying to cover as much ground as she...