418 ASTRONOMICAL OBSERVATORIES. 



CuCKFiELD, England. 



Observatory of G. Knott {Private). 



Longitude from Greeiiwicli, 0'" 34* W. 



Latitude, 51° 0' 35" K 



Authority for longitude aud latitude : A. Lancaster, Liste G6uerale 



des Observatoires et Astronomes, 1887. 

 Proprietor: G.Knott. 



CzERNOwiTZ, Austria. 



Physil-alisches Institut der li. Ti. Franz Josephs Universitat. 



Longitude from Greenwich, . 



Latitude, . 



Director: Prof. Alois Handl. 



Danzig, Prussia. 



Observatorium dcr Naturforschenden Gescllschaft. 



Longitude from Greenwich : 1^ 14"" 37^9 E. 

 Latitude : 54° 25' 58" N. 

 Directors : von Wolf, 1780. 



Dr. Berendt, 1784. 



Dr. Jul. Aug. Koch, 1792-1817. 



Dr. Westphal, 1820-1821. 



Dr. Theodor Anger, 1831. 



Flemming, 1840. 



Kayser, 18G0. 



The observatory was planned by Wolf, and in 1780 the coruer stone 

 for the building was laid by him on the summit of the Bishofsberg, au 

 elevated position. In 1781 the building was completed and used by 

 WoLF; on the 17th of December, 1781, for the observation of the solar 

 eclipse. 



lu 1800 the invasion of the French army necessitated the removal, 

 to a safe location in the city, of the instruments, aud the building on 

 the Bishofsberg was occupied by the French army and partly torn 

 down, but through the exertions of Dr. Kleefeld, of the society, the 

 French provincial governor, General Eapp, had it restored. In 1812, 

 however, its complete devastation became a necessity of war. 



In 1818 the society reclaimed the old site, intending to rebuild tue 



