The Man With Two Heads — John Newton Chance

Is it possible for a man to have one head at night and quite another the following morning? As a student of evil, Jonathan Blake knew men who might find it very convenient to change their heads. It was when he tried to find out which men did this strange operation that his troubles began. He might have found out sooner but for the irresistible, romping lady with three husbands who locked him, and herself, in a bedroom in a house he should never have been in!