Preliminary Discourse on the Study of Natural Philosophy is a book by John F.W. Herschel. It delves into the general nature of physical sciences while expounding on the principles needed for scientific studies.
Raamat John F. W. Herschel «Preliminary Discourse on the Study of Natural Philosophy» — loe tasuta raamatu katkendit veebis. Jäta kommentaare ja arvustusi, hääleta lemmikute poolt.