Containing a Copy of the Original Charter at Large, with an English Translation, the Manner of Its Being Obtained from King John, with Its Preservation and Final Establishment in the Succeeding Reigns : with an Introductory Discourse, Containing a Short Account of the Rise and Progress of National Freedom, from the Invasion of Caesar to the Present Times, Also the Liberties which are Confirmed by the Bill of Rights, &c. : to which is Added, An Essay on Parliaments, Describing Their Origin in England, and the Extraordinary Means by which They Have Been Lengthened from Half Yearly to Septennial Ones