"The Haunted Bookshop" by Christopher Morley is a novel published in 1919. Set in Brooklyn near the end of World War I, this bibliomystery follows young advertising man Aubrey Gilbert as he becomes entangled with eccentric bookseller Roger Mifflin and his shop. When mysterious disappearances, midnight visitors, and suspicious activities surround the bookstore and Mifflin's assistant Titania Chapman, Gilbert suspects a sinister plot is unfolding. As strange events escalate, the true conspiracy proves far more dangerous than anyone imagined. (This is an automatically generated summary.)