Letters of advice touching the choice of knights and burgesses for the Parliament: : and directed to all those counties, cities and boroughs of this kingdome, to whom the choice of such knights, and burgesses do appertaine: that for prevention of the publike ruine now threatened, they may be more carefull to make good elections now and hereafter, then they have been heretofore. Thereto are annexed certaine reasons for new elections, with briefe answers to some objections; and short notes touching the manner of choosing knights and burgesses, according to the ancient and legall customs.