Flexure. Observations for flexure correction were made as under :- 



Oct. 6th, p.m. 

 ,, 7th, a.m. 

 7th, p.m. 



Mean . 



Nos. 5 and 7. 



38-3xlO- 7 sec. 

 38-6 



38-45xlO- 7 sec. 



No. 21. 



48-OxlO- 7 sec. 



4-8-2 



o -j ,, 



48-10xlO- 7 sec 



The results of the observations are put down in Table IX. 



To form an estimate of the accuracy of results, the values of the individual pen- 

 dulums are subtracted from the mean and put down in Table X, Column A. 



TABLE X. Times of Swing. 



TABLE XI. 



20 



