If the premise is that the founders needed to read Locke's works to justify their revolution, it needs to be checked. Locke's political thought reverberated through the 18th century British Opposition press. Books, broadsides, periodic literature (newspapers and magazines. Two of the most influential authors who published 144 essays civil and religious between 1720-23, right after the bursting of the South Sea Bubble. The essays were collected and published as CATO'S LETTERS. It exposed the corruption of the British goov't and thoroughly covered the elements of Locke's political thought. \Colonial America devoured the Opposition Press of the period and corresponded with many of its members. Bernard Bailyn's The Ideological Origins of the American Revolution is the best source. But you can check out my own Locke In America: The Moral Philosoophy of the Founding Era.