An investigation of the question: what is it to perceive a physical object? Is perceptual contact with a physical object, he asks, something fundamental, or doe... » 

An investigation of the question: what is it to perceive a physical object? Is perceptual contact with a physical object, he asks, something fundamental, or does it break down into further factors? If the latter, what are these factors, and how do they combine to secure the contact? «