The posthumous works of Mr Samuel Butler : (author of Hudibras) compleat in one volume: Written in the Time of the Grand Rebellion, and in the Reign of King Charles II. being a collection of Satires, speeches, and Reflections, upon those Times. Publish'd from original M. SS. and Scarce and Valuable Pieces formerly Printed. To which is added, A key to Hudibras by Sir Roger L'Estrange