Murder in the Smithsonian — Margaret Truman

Heather McBean had come from Scotland to Washington to find out who murdered her fiance, Dr. Lewis Tunney. It had happened during a glittering black-tie affair at the Smithsonian. Dr. Lewis Tunney, a brilliant historian, had stumbled onto an international art scandal and was brutally murdered in front of 200 guests.

Captain Mike Hanrahan, who was in charge of the case, developed a special feeling for Heather. He knew she was in danger and above all he wanted to keep her safe.

When suddenly there were two more murders, Hanrahan was decidedly worried. But Heather was very stubborn and insisted on going her own way right into the arms of a killer....