...: Challis, 7 (USBS); Mill Creek, Challis Nat... 
Sydney Anderson 「Subspeciation in the Meadow Mouse, Microtus montanus, in Wyoming and Colorado」
...He then asked Professor Challis, of Cambridge, to procure thelatest observations of Uranus from Greenwich, which Airy immediately supplied...
George Forbes 「History of Astronomy」
...In September, 1845, he handed to Challis the elements of the hypotheticalplanet, its mass, and its apparent position for September 30th, 1845...
George Forbes 「History of Astronomy」
...The plan of search adopted by Professor Challis was an onerous one...
Robert Stawell Ball 「The Story of the Heavens」
...Galle at Berlin, no publicannouncement had been made of the labours of Challis in searching forthe planet, nor even of the theoretical researches of Adams on whichthose observations were based...
Robert Stawell Ball 「The Story of the Heavens」
...It was also found that the methodof search adopted by Professor Challis not only must have beeneventually successful, but that it actually was in a sense alreadysuccessful...
Robert Stawell Ball 「The Story of the Heavens」
...When the telescopic discovery of the planet had beenachieved, Challis turned naturally to see whether he had observed thenew globe also...
Robert Stawell Ball 「The Story of the Heavens」
...This was really the planet; andits discovery would thus have been assured had Challis had time tocompare his measurements...
Robert Stawell Ball 「The Story of the Heavens」
...Six days later Professor Challis succeeded in finding the planet, but ofcourse he was now too late...
Cecil G. Dolmage 「Astronomy of To-day」
...OnSeptember 22nd Challis wrote to Airy explaining the matter, and declaring hisbelief in Adams’s capabilities...
George Forbes 「History of Astronomy」
...There could be no doubt that this processwould determine the planet if it were bright enough to come within thelimits of stellar magnitude which Professor Challis adopted...
Robert Stawell Ball 「The Story of the Heavens」
...Therequest thus preferred was similar to that made on behalf of Adams toProfessor Challis...
Robert Stawell Ball 「The Story of the Heavens」
...Galle, and by that time Challis had accumulated observations inconnection with this research of no fewer than 3,150 stars...
Robert Stawell Ball 「The Story of the Heavens」
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