ook up into the starry dome of heaven without in the highest degree, fascinating. longing for a better acquaintance with the glowing orbs A still simpler device, but in the same line, is to cut whose radiance meéts the view in every direction. If the stars out of the luminous cardboard, and then… … ble book, ‘‘Astronomy with an Opera Glass,” appear the same as before, all mixed in inextricable Fig. 2.-LUMINOUS STARS ON BLACKBOARD. by that most excellent observer and writer, confusion ; and for him the map isof little value. Dis- Mr. Garrett P. Serviss. This work, the couraged with the result…
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