john Locke - naturalist - died in 1856.
John Locke - naturalist - was born in 1792.
John Livingston - naturalist - died in 2006.
John Ellis - naturalist - died in 1776.
John Fleming - naturalist - died in 1857.
John Gilbert - naturalist - died in 1845.
John Woodward - naturalist - died in 1728.
John Muir - naturalist - died in 1947.
John Banister - naturalist - died in 1692.
skepticism doubts what we see/perceive and Locke is a naturalist/empiricist. He believes if you can experience it, it exists (whatever "it" might be)
John Ball - naturalist - died on 1889-10-21.
John Locke - poet - died in 1889.
John Locke - Massachusetts - died on 1855-03-29.