A letter sent from several agitators of the Army to their respective regiments: : viz. the generals lieut. generals commissary generals Col. Harrisons Col. Hortons Col. Fleetwoods Col. Lilburns Col. Whaleys. Wherein is discovered the ground of the present differences between them and the General Councel, concerning the King; and the establishment of common right and freedom, for all people in this kingdom. With a true account of the proceedings of the General Councel thereupon.