During a yellow fever epidemic in 1803, Esther and Archibald Gracie move their family from Manhattan to their country home, where the children search for an underground passageway and a mysterious visitor to the mansion that would later be home to the mayors of New York City.
year: 1999
call number/section: 1000
subjects: mystery and detective stories, mystery fiction, historical fiction, new york (state), history, 1775-1865, fiction