The heavens above: a popular handbook of astronomy (1882)
Gillet, J. A. (Joseph Anthony), 1837-1908 · New York, Chicago, Potter, Ainsworth, & Co. · leaf 29
here are four sets of stars. These four sets are shown in Fig- 13- (i) The stars inthe neighborhood ofthe elevated polenever set. It willbe seen from Fig.13, that if the dis-tance of a star fromthe elevated poledoes not exceed theelevation of the pole,or the latitude ofthe place, its diurnalcircle… … ASTRONOMY. I I disappears entirely. As the observer approaches the pole,the elevation of the pole increases, and the belt of circum-polar stars becomes broader and broader, until at the poleit includes half of the heavens. At the poles, no stars riseor set, and only half of the stars are ever seen…
Astronomy
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