The Eagle's Nest (Barnes & Noble Digital Library‪)‬

Published in 1872, this volume collects ten lectures that Ruskin gave at Oxford University on the subject of the relation of the natural sciences to art—including, “The Function in Art of the Faculty called by the Greeks s???a,” “The Relation of Wise Art to Wise Science,” and “Introduction to Elementary Exercises in Historic Art: The Heraldic Ordinaries.”