The Mystery of a Hansom Cab, the best selling mystery of the nineteenth century. When a man is found dead in a hansom cab one of Melbourne’s leading citizens is accused of the murder. He pleads his innocence, yet refuses to give an alibi. It falls to a determined lawyer and an intrepid detective to find the truth, revealing long kept secrets along the way. Fergus Hume’s first and perhaps most famous mystery... The Mystery Of A Hansom Cab.