ASTRONOMY
WITH AN OPERA-GLASS

A POPULAR INTRODUCTION TO THE
STUDY OF THE STARRY HEAVENS WITH THE
SIMPLEST OF OPTICAL INSTRUMENTS

WITH MAPS AND DIRECTIONS TO FACILITATE THE RECOGNITION
OF THE CONSTELLATIONS AND THE PRINCIPAL STARS
VISIBLE TO THE NAKED EYE
BY

GARRETT P. SERVISS

"Known are their laws; in harmony unroll
The nineteen-orbed cycles of the Moon.
And all the signs through which Night whirls her car
From belted Orion back to Orion and his dauntless Hound,
And all Poseidon's, all high Zeus' stars
Bear on their beams true messages to man."
Poste's Aratus.
THIRD EDITION

NEW YORK
D. APPLETON AND COMPANY
London: Caxton House, Paternoster Square
1890


Copyright, 1888,
By D APPLETON AND COMPANY.