Publications of the Astronomical Society of the Pacific, Volumes 3-4Astronomical Society of the Pacific, 1891 |
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Page x
... Photographic Rays , by J. M. SCHAEBERLE 296 Minutes of the Meeting of the Directors , September 5 , 1891 • 298 Members elected 298 Committee appointed 298 Minutes of the Meeting of the Society , September 5 , 1891 . 299 Minutes of the ...
... Photographic Rays , by J. M. SCHAEBERLE 296 Minutes of the Meeting of the Directors , September 5 , 1891 • 298 Members elected 298 Committee appointed 298 Minutes of the Meeting of the Society , September 5 , 1891 . 299 Minutes of the ...
Page xi
... Photographic Telescopes of Different Focal Lengths [ by Professor N. C. DUNÉR ] . . . Elevations at Mount Hamilton . Meteor Fall in Arizona ( Sept. 7 , 1891 ) . Rainfall at Mount Hamilton ( 1880–91 ) . . New Instruments for the ...
... Photographic Telescopes of Different Focal Lengths [ by Professor N. C. DUNÉR ] . . . Elevations at Mount Hamilton . Meteor Fall in Arizona ( Sept. 7 , 1891 ) . Rainfall at Mount Hamilton ( 1880–91 ) . . New Instruments for the ...
Page 22
... photographic apparatus . The transit instrument with 31⁄2 - inch object - glass is also of WAR- NER & SWASEY'S mounting , and stands upon a foundation of solid mason work of about twelve feet in depth ; it is provided with two large ...
... photographic apparatus . The transit instrument with 31⁄2 - inch object - glass is also of WAR- NER & SWASEY'S mounting , and stands upon a foundation of solid mason work of about twelve feet in depth ; it is provided with two large ...
Page 26
... photographic plate : for the haloid salts of silver deal only with lights and shadows . They will delineate the most delicate pencils of light : they will record the very line where the faintest ray is immersed in the tiniest shadow ...
... photographic plate : for the haloid salts of silver deal only with lights and shadows . They will delineate the most delicate pencils of light : they will record the very line where the faintest ray is immersed in the tiniest shadow ...
Page 31
... photographic dark - room . With the exception of the laboratory , the walls and ceilings of all the rooms are painted dead black , and light - tight shutters and curtains on the few windows assure almost perfect darkness . A concave ...
... photographic dark - room . With the exception of the laboratory , the walls and ceilings of all the rooms are painted dead black , and light - tight shutters and curtains on the few windows assure almost perfect darkness . A concave ...
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Common terms and phrases
angle aperture appears Astronomical Astronomical Society atmosphere August axis bright BURCKHALTER California Street Catalogue Chicago Section chronometer Comet Committee copies corona coronal pole crater dark diameter Directors disc distance drawings E. E. BARNARD eclipse elected elongated equator equatorial exposure eye-piece HOLDEN inches instrument J. M. SCHAEBERLE July Jupiter Jupiter's KEELER latitude Library Lick Observatory light limb London longitude lunar magnitude means meeting meridian meridian circle meteors minutes Miss CLERKE MOLERA Moon Mount Hamilton nebula negatives object observations obtained Pacific parallax Paris photographic PIERSON planet plates polar position present Prof Professor WEINEK proper motions Publications radiant rays reference book right ascension ring San Francisco satellite SCHMIDT Secretary seen shadow solar spectra spectrum spot stars stellar sun-spots sun's telescope temperature tion TRANSIT OF MERCURY U. S. Naval Observatory University visible W. H. S. MONCK W. W. CAMPBELL Washington Zodiacal light