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CHAPTER PAGE 1 Looking It Over
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Ansco Aperture appear atlas aurorae bright star called Chapter clock color index comet constellation corona craters Cygni declination developer difference distance earth Eastman eclipse enlarged image equatorial mounting equipment exposure eyepiece faint fainter field Figure focus full moon give glass Greenwich Civil Harvard College Observatory hour angle inch in diameter inches focal length instrument interesting Jupiter lens light longitude look magnified Mars mean mechanical drive minutes night North American Nebula novae object observe obtained Orion panchromatic phase photographic magnitudes planets plate or film plates and films polar axis position primary image Record Book region right ascension Saturn seen set your camera setting circles shooting the stars shutter sidereal sidereal day skyshooters Standard Time Meridian star chart star trails stereographs stereoscope sunspots Superplenachrome Table taking pictures things unaided eye University variable stars visible visual magnitude watch zone