A declaration of the army of England upon their march into Scotland [electronic resource] : as also a letter of His Excellency the Lord Generall Cromwell to the General Assembly of the Kirk of Scotland : together with a vindication of the aforesaid declaration from the uncharitable constructions, odious imputations, and scandalous aspersions of the General Assembly of the Kirk of Scotland, in their reply thereto : and an answer of the under-officers and souldiers of the army, to a paper directed to them from the people of Scotland.