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Hecker, 0[skar]. Bestiiumung der 

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Hegemana, E[rnst]. Zeitbestimmung 

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Hempel. G. Zur Kontrolle des Hipp- 

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Henderson, A. C. A popular intro- 



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74i9 



Henry, Prosper. Remarques au sujet 

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Determination de I'influence 



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Henry, Paul, et Boirot. A. 



Ob.servations photographiques de la plauete 

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Henry, Paul. v. Henry, Prosper. 



Hepperger, J[osef] von. Ueber die 

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7423 



Ueber Kometen. [Vortrag.] 



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Herdegen, Alois. Zeitungs-Astronomie. 

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Herschel, A[lexauder] S[tewart]. The 

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7426 



Hessenberg, Gerhard. Die Koustruk- 

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Heyenga, IL Nautische Tntersuch- 

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Hill, George A[udrews]. Observations 

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A method of obtaining the 



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Hillebrand, K[arl]. Belcuchtungsver- 

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 "Wieu, Schr. Ver. Verbr. Xatw. Kenntn., 

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Hinks, Ai-thur R[obert]. Suggestions 



for a theory of the milky way and the 



clouds of Magellan. Cambiidge, Proc. 



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7432 



On the determination of 



proper motions without reference to 

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7433 



ilagnitude equation in right 



ascension. Observatory, London, 28, 

 1905, (290-292). [3200]. 7434 



Xcw measurements of the 



distance of the sun (reprint of lecture from 

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Eros and the solar parallax. 



[Reprint, r. E. 3, no. 4120]. Pop. Astr.. 

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 [4' 50!. 7436 



Reduction of 295 photo- 

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 during the period 1900 November 7-15, 

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Construction de diagnunmes 



pour faciliter I'aualyse des observations de 

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and Russell, Henrv Xorris. 



Dettrniinations of stellar parallax troni 

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