List of Figures; Preface; 1. The birth of a controversial doctrine; 2. Coming to America; 3. Skeptical in Hannibal; 4. The river, the west, and phrenology abroad; 5. Mark Twain's 'small test'; 6. Tom, Huck, and the head readers; 7. More head readings and a phrenological farewell; 8. Young Holmes and phrenology in Boston; 9. An American in Paris; 10. Quackery and Holmes's head reading; 11. Holmes's professor on 'bumpology'; 12. Holmes's 'medicated novels'; 13. Mr. Clemens and Dr. Holmes; 14. Phrenology assessed; Epilogue; References; Index.