Locked up in the desk in the boudoir, they found a will of Mrs. Inglethorp's, dated before her marriage, leaving her fortune to Alfred Inglethorp. 
They did not find Mrs. Inglethorp's will, which was locked up in her bedroom desk.
mnli hypothesis: They did not find Mrs. Inglethorp's will, which was locked up in her bedroom desk. premise: Locked up in the desk in the boudoir, they found a will of Mrs. Inglethorp's, dated before her marriage, leaving her fortune to Alfred Inglethorp. 