CHAPTER IX. Life at Vassar College--Anxious mammas--Faculty meetings--President Hill--Professor Peirce--Burlington, Ia., and solar eclipse--Classes at Vassar--Professor Mitchell and her pupils--Extracts from diary--Aids -- Scholarships--Address to her students--Imagination in science--"I am but a woman"-- Maria Mitchell endowment fund--Emperor of Brazil--President Raymond's death--Dome parties--Comet, 1881--The apple-tree--"Honor girls"-- Mr.Matthew Arnold.