Letters on Astronomy / in which the Elements of the Science are Familiarly Explained in Connection with Biographical Sketches of the Most Eminent Astronomers

by Denison Olmsted

PATH OF BIELA'S COMET.

LETTERS
ON
ASTRONOMY,
IN WHICH THE
ELEMENTS OF THE SCIENCE
ARE

FAMILIARLY EXPLAINED IN CONNECTION WITH BIOGRAPHICAL

SKETCHES OF THE MOST EMINENT ASTRONOMERS.

WITH NUMEROUS ENGRAVINGS.

By DENISON OLMSTED, LL.D.,

PROFESSOR OF NATURAL PHILOSOPHY AND ASTRONOMY IN YALE COLLEGE