518 



Report of the Kew Committee. 



Table Y. Hourly Means of the Kew Vertical Force in C.G.S. units (correc 



(The Mean for the 



Table VI. Diurnal Range of the Ke 



Hours Mid. 



2. 3. 4. 5. 



7. 8. 9. 10. 11. 



Summer Mean. 



- '00001 



I 

 - -00001 - '00001 



ooooo 



-ooooi 



+ -00003 



+ -00004 



'00004 



+ -00001 - -00003- -00009 



-000 



Winter Mean. 



+ -ooooi -ooooo -ooooo -ooooo -ooooo -ooooo + -ooooi + -ooooi + -ooooi - -ooooi - -00005 - -ooc 



Annual Mean. 



OOOOO -00000 -00000 -00000 + -00001 + -00002 + -00003 + -00003 + -00001 - -00002,- -00007 - -00 



NOTE. When the sign is + 



