Thomas Kingsmill Abbott (1829-1913), Kantian scholar and critic of Berkeley's theory of vision. Born #otd in 1829.
#DIB bio: https://www.dib.ie/biography/abbott-thomas-kingsmill-a0005
Berkeley's theory of vision and Abbott's critique: https://www.irishphilosophy.com/2014/12/18/small-far-away/