Folio. Engraved portrait frontispiece Sylvester Brounower; title-page printed within double rule border. (Some minor soiling or browning.) Modern calf.

Second edition, second issue with the Churchill/Manship imprint. The expanded second edition, the foundation for classical British Empiricism, arose from Locke's correspondence with Irish scientist William Molyneux. Locke concludes that "though knowledge must necessarily fall short of complete comprehension, it can at least be 'sufficient' enough to convince us that we are not at the mercy of pure chance, and can to some extent control our own destiny (PMM 164). Brunet VII: 883; ESTC R21459; Wing L-2740.