194 



REPORT — 1898. 



Movements recorded bi/ a Darwin Bijilar Tenduhim at the Royal Observatory, 

 Ediuburyh. Director, Dr. R. Copeland. 



The instrument was presented to the Observatory by the late 

 M. Antoine d'Abbadie in 1894. 



No. 



1 



2 

 3 



4 



5 



6 



7 



8 



9 



10 



11 



12 

 13 



Shide 



No. 



104 

 105 

 JL6 



119 



131 



132 



133 



134 

 139 

 140 



141 



146 

 163 



Date 



June 3 



.., 12 



„ 21 



Aug. 5 



Sept. 17 



„ 17 



„ 20 



„ 21 



Oct. 3 



„ 19 



„ 20 



Nov. 14 



Jan. 29 



Time, 

 G.M.T. 



H. U. S. 



10 57 



U 18 



13 40 



1 2 30 



15 55 



18 2 



19 56 



C 7 30 



14 58 

 28 



15 20 



15 29 

 15 15 



Remarks 



Slight osoillations and widening of line. 



Ends at 13h. 12m. 



Fine oscillatory disturbance until 14h. 



4m. 

 Fine oscillatory disturbance until Ih. 



40m, 30s. 

 Small oscillatory disturbance until 



16h. 5m. 

 Small oscillatory disturbance until 



18h. 12m. 

 Small oscillatory disturbance until 



20h. 28m. Smaller oscillations 20h. 



17m. to 20h. 28m. 

 Like preceding until Gh. 38m. 30s. 

 Very slight tilt to N. 

 Small oscillatory disturbance until 



50m. 

 Small oscillatory 



15h. 33m. 

 Tilt to N. 

 Small oscillatory 



15h. 25m. 



disturbance until 



disturbance until 



Observations at Rocca di Papa. By Dr. A. Cancani. 

 Instruments described on pp. 264-2G6. 



Maximum 



H. M. s. 

 13 17 10 



10 34 



11 47 10 

 13 50 

 11 26 



1 8 30 



17 

 22 15 30 

 15 55 



18 6 



19 40 

 5 46 

 51 



15 30 

 12 





 

 

 

 

 

 30 



15 15 

 13 39 17 



15 11 



15 11 45 

 15 13 30 



Remarks 



Small undulation. 

 End at lOh. 40m. Period 24s. 

 At llh. 36m. Period 16s. 

 At 13h. 45m. Period 10s. 



End 2q. 12m. 

 Period 18s. 

 End 22h. 30m. 

 Period 18s. 



Period 18s, End 21h. 5m. 



End 7h. 



Period 32s. At 25m. End Ih. 15m. 



End 17h. Period 16s. 



End 12h. 23m. E.W. component 



large. N.S. small. 

 End 45m., January 25 

 End 13h. 45m. E.W. component. 

 End 13h. 40m. 30s. N.S.com]Donent 



small. 

 Max. in P.Ts. 15h. 9m. 503. Waves 



commence 15h. 10m. 45s. 

 End 15h. 40m. for E.W. 

 N.S. component not so distinct. 



