58 



THE VOYAGE OF H.M.S. CHALLENGER. 



No. for 

 reference 

 to Obser- 

 vation 

 Spot. 



Declination or Variation of Compass. 



Station. 



8. 



9. 

 46. 



10. 



11. 



12a. 



126. 



Bermuda (Barge island), 



{Wreck hill), 



„ (Boaz inland), 



Halifax, .... 



Azores, .... 

 Madeira, .... 



St Vincent (0. de Verde Is.), 



Declinometer. 



Date. 



1873. 

 April 14. 



June 11. 



Time. 



Declination. 



13. 



(Sand hill), 



St Paul rocks, 



Bahia, 



(ore beach), 



Tristan dAcunha, 



May 13. 

 16. 



July 9. 



28. 



31. 



Aug. 2. 



4. 

 28. 



Sept. 23. 



Oct. 15. 



4 30 p.m. 



9 30 a.m. 



9 45 „ 



3 45 p.m. 



1 40 „ 



5 30 



4 30 „ 



2 15 „ 



5 30 „ 



3 „ 



5 30 



9 0a.m. 



WEST. 



21 33-6 

 21 40-2 



24 49 



18 45'3 

 18 36-3 



16 22 



Name of 

 Compass. 



Declination. 



Kater. 

 Barrow. 

 Alt. and Az. 

 B. 172 a. 

 B. 172 j. 



Kater. 

 Barrow. 

 B. 172 a. 

 B. 172 j. 



Kater. 



Kater. 



Kater. 



Kater. 

 Barrow. 

 Alt. and Az 

 B. 172 a. 

 B. 172 j. 

 Kater. 



Kater. 

 Barrow. 



Kater. 



Kater. 

 Kater. 

 Barrow. 

 B. 172 a. 

 B. 172 j. 



Kater. 



WEST. 



10 

 8 



23 

 8 



14 



33 

 13 

 5 18 

 5 18 



5 11 



21 33 



20 33 



17 

 17 



17 

 17 

 17 

 18 



4-3 



1-3 



4-3 



31-2 



21-3 



35-0 



18 31-6 

 18 566 



9 9 



8 53 

 8 51 



8 48 



9 3 



9 8 



23 5 



Declination 

 adopted. 



WEST. 



4 13 



5 20 

 5 11 



21 35 

 24 49 

 20 33 



18 40 

 16 22 



9 9 



8 59 

 23 5 



