Publications of the Astronomical Society of the Pacific, Volume 9Astronomical Society of the Pacific., 1897 |
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Page 23
... tion of the air's transparency ought chiefly to be attributed to a greater quantity of aqueous vapor in the air , which would cause not only a direct cooling , but also copious precipitation of water and snow on the continents . The ...
... tion of the air's transparency ought chiefly to be attributed to a greater quantity of aqueous vapor in the air , which would cause not only a direct cooling , but also copious precipitation of water and snow on the continents . The ...
Page 24
... tion on February 15th . At the beginning of the month it rises not quite an hour before sunrise , and may possibly be seen if the weather conditions are very favorable , but its distance from the Sun grows less throughout the month ...
... tion on February 15th . At the beginning of the month it rises not quite an hour before sunrise , and may possibly be seen if the weather conditions are very favorable , but its distance from the Sun grows less throughout the month ...
Page 30
... tion of the peculiar type of dome there shown , with revolving semi - circular shutter . This shutter has proved in practice an excellent device , and may be recommended for general use in small domes . Three astronomical clocks ...
... tion of the peculiar type of dome there shown , with revolving semi - circular shutter . This shutter has proved in practice an excellent device , and may be recommended for general use in small domes . Three astronomical clocks ...
Page 33
... tion in the upper regions of the atmosphere . This explanation , however , is not applicable to a similar phenomenon described by Mr. LYON BROWNE , of Shrewsbury , in Knowledge for April ; for it was seen at 8 " 30 " on the 4th of March ...
... tion in the upper regions of the atmosphere . This explanation , however , is not applicable to a similar phenomenon described by Mr. LYON BROWNE , of Shrewsbury , in Knowledge for April ; for it was seen at 8 " 30 " on the 4th of March ...
Page 41
... tion is ever taken by the State as a Park ( which is greatly to be hoped ) , such a model will be indispensable . The thanks of the Observatory are returned to Messrs . GANNETT and MERRILL for their valued co - operation in our plans ...
... tion is ever taken by the State as a Park ( which is greatly to be hoped ) , such a model will be indispensable . The thanks of the Observatory are returned to Messrs . GANNETT and MERRILL for their valued co - operation in our plans ...
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Common terms and phrases
aperture April Arcturian Astronomical Society Atlas atmosphere August Board of Directors bright BRUCE Medal C. D. PERRINE Capellan carbonic acid catalogue comet Comet-Medal Committee Committee-Messrs constellation December Decl Declination degrees eastward diameter dome eclipse EDWARD equatorial F. R. ZIEL feet Greenwich Hamilton Harvard College Observatory HOLDEN inches instruments interstellar medium January July June Jupiter latitude LEWIS SWIFT Library Lick Observatory longitude magnitude March Mars meeting Mercury meridian Messrs meteor minutes Miss O'HALLORAN MOLERA month Moon morning star motion Mount Hamilton moves nebulæ Neptune November Oakland observations October Pacific penumbra photographic planets plates President prisms Prof Professor proper-motion Publications quantity of carbonic R. G. AITKEN San Francisco Saturn SCHAEBERLE Secretary seen Sept September Shadow touching Sirian solar spectra spectroscope sun-spot telescope tion Transit umbra University Observatory Uranus Venus W. H. S. MONCK WILLIAM ALVORD Yerkes Observatory Yerkes telescope ΙΟ