96 



Results of Land Magnetic Observations, 1905-10 



ISLANDS, ATLANTIC OCEAN. 



West Indies Continued. 



station 



Placetas, A 



Yaguaramas 



Cienfuegos 



Jucaro 



Nuevitas 



Gibara 



Santa Cruz 



Guayabal 



Manzanillo 



Santiago. Raja Yoga 



Santiago, San Juan Hill. . . 



San Juan. A 



San Juan. C 



San Juan. B 



Charlotte Amelia 



Scorpion Point 



Crocus Bay 



Vieques, Old Absolute 

 Observatory 



Vieques Observatorj', A. . , 



Vieques. New Absolute 

 Observatory 



Vieques, 1 . 



Latitude 



O I 



22 18.3 N 



22 17.8 N 

 22 08.7 N 



21 37.1 N 



21 35.2 N 

 21 08.9 N 

 20 42.7 N 



20 41.0 N 

 20 22.4 N 



20 00.5 N 

 20 00.5 N 



18 27.5 N 

 18 27.3 N 



18 26 N 

 18 21.0 N 



18 18.2 N 

 18 13.5 N 



18 08.9 N 



18 08.8 N 



18 08.8 N 



Long. 

 East 

 of Or. 



280 19 



279 12 

 279 31 



28104 



282 46 



283 52 

 282 03 



282 24 

 282 54 



284 13 

 284 13 



293 52 

 293 52 



293 52 

 295 06 



294 41 

 296 57 



Date 



294 33 



Jan 



Jan 



Jan 



Jan 



Dec 



Dec 



Dec 



Dec 



Dec 



Dec 



Jan 



Jan 



Jan 



Jan 



Jan 



Jan 



Jan 



Jan 



Jan 



Jan 



Jan 



Jan 



Jan 



Jan 



Jan 



Jan 



Jan 



Jan 



Mar 



Sep 



Sep 



Mar 



May 



May 



May 



Aug 



Jun 



Jun 



Mar 



Mar 



Mar 



Apr 



Apr 



May 



Sep 



Sep 



Sep 



Sep 



Sep 



Sep 



Sep 



Apr 



Apr 



May 



May 



2, '09 



2,09 



4,09 



4.09 



12,08 



12.08 



21,08 



21.08 



25,08 



28,08 



7,09 



8,09 



8,09 



25,09 



26,09 



28,09 



28. 09 



9.09 



10,09 



10,09 



12,09 



12,09 



14,09 



14.09 



16.09 



18.09 



20.09 



21,09 



25,05 



23,05 



23,05 



27,05 



29,05 



30,05 



31.05 



6. 10 



6.05 



7,05 



30.05 

 30, 05 

 31,05 



1 to 

 27,05 

 23,05 

 14.05 

 15,05 

 16,05 

 18,05 

 19,05 

 20,05 

 21,05 



7 to 

 28.05 



1 to 

 22.05 



Jul 26, 10 



Jul 26, 10 



Jul 29, 10 



Jul 30, 10 



Jul 30. 10 



Jul 27, 10 



Jul 27, 10 



Jul 28, 10 



Jul 28, 10 



Jul 30, 10 



Jul 30, 10 



Declination 



Local Mean Time Value 



h h h 

 8.9, 11.2 



9.5, 11.6, 16.4 

 9.2. 11.2 



9.1, 11.0 



14.0 



13.1 



15.8 



13.0. 15.7 



9.1. 11.3 



9.2. 11.3 

 13.0. 14.9 



10.0. 12.9 

 9.5, 11.4 



9.3, 11.2 



14.4, 16.4 

 14.2, 17.5 



12.4. 13.9 



12.9. 15.2 

 10.2. 11.6 



10.2, 12.7 

 9.4, 10.1 



9.6. 11.3 

 13.5, 15.9 



9.0 to 11.9(8) 



14.8. 16.4 



10.3, 14.8(wt.4) 

 15.6, 16.9 



lOJ), 14.2, 16.2 



9.6, 11.4 



13.4, 15.0 



9.9, 11.8 



13.7. 15.4 



9.6. 11.4 



13.3. 15.0 



o / 

 3 04.9 E 



3 00.4 E 

 2 40.0 E 



2 05.8 E 

 2 03.4 E 

 2 01.0 E 

 2 04.8 E 

 1 40.0 E 

 1 40.9 E 



1 11.0 E 

 50.7 E 



1 35.0 E 



1 54.6 E 

 1 19.6 E 



52.6 E 



1 40.6 E 



1 47.2 W 

 1 48.2 W 



2 54.0 W 

 2 53.9 W 



1 23.8 W 



1 25.4 W 



1 22.7 W 



1 30.0 W 



1 28.4 W 

 1 29.6 W 



2 21.9 W 

 2 20.4 W 

 2 23.1 W 



2 24.2 W 

 2 25.2 W 

 2 22.4 W 

 2 24.6 W 



Inclination 



L. M.T, 



13.7 .... 



13.7 .. 

 13.4 .. 



13.4 

 12.6 

 15.2 



12.6 .. 



13.6 

 8.4 

 9.7 



13.6 

 14.5 



13.7 

 13.7 

 15.5 



10.0, 13.9 



11.0 



15.2 



12.1 



17.0(wt.i) 



13.6, 17.2 



10.5 



13.9, 17.1 



16.9, 17.2 



Value 



S3 44.5 N 



S3 46.4 N 

 52 55.7 N 



52 43.9 N 



52 44.5 N 

 52 38.9 N 



52 23.5 N 



52 07.6 N 

 52 07.6 N 

 51 24.0 N 



50 51.5 N 

 50 48.5 N 



50 38.1 N 

 SO 33.9 N 

 SO 35.4 N 



SO 48.3 N 



16.5 



Various(6) 



10.1 



10.1 



7.8, 16.8 



7.3 



7.8 



Mean of 6 

 sets. 11.0 



Mean of 6 



sets. 11.3 



10.9, 

 14.2 



11.6 



10.3, 

 11.6 



10.9 



50 04.2 N 



50 03.7 N 



49 53.7 N 



49 23.4 N 



49 21.1 N 



49 21.2 N 



50 26.7 N 

 49 46.8 N 



49 42.7 N 

 49 41.0 N 



49 39.6 N 



49 40.2 N 



49 42.2 N 



49 42.8 N 



49 43 .4 N 



[ 49 37.7 N 

 {49 39.3 N 



49 52.8 N 

 49 54.1 N 



50 00.0 N 

 50 00.8 N 



Hor. Intensity 



L. M.T. Value 



ii 



9.5. 

 14.7 

 10.0, 

 14.6 



9.6, 

 14.4 



9.6. 

 14.4 

 13.6 

 16.4 

 13.6, 



9.6, 

 13.5 



9.8, 



h 

 10.6 



10.5 



14.9 

 10.7 



10.7 



13.5, 14.4 

 10.8 



10.6, 11.9 



15.4 



10.0, 10.9 



14.7 



9.9, 10.7 



14.7 



14.9, 15.9 



16.3, 17.0 



11.1, 14.8 



12.0. 13.0 



12.9, 13.5 



14.4 



12.5 



14 4, 15.8 



10.6. 11.3 



10.7, 12.3 



10.0, 10.7 



10.2. 10.9 

 14.2. 15.4 



9.7 to ) 

 11.5(10) J 

 14.7, 15.4 

 15.2, 15.9 



10.3, 14.8 

 15.9, 16.6 



U.O. 15.2 

 10.2. 10.9 

 13.8, 14.5 



10.6, 11.4 



14.2, IS.O 



10.6 



14.2 



r 



.28649 



8694 

 .28622 

 .28BB8 

 .29598 

 S9B90 

 .29816 

 97/,B 

 S97B1 

 9818 

 .29876 

 .29925 

 9806 

 .29782 



.29892 



9974 



.30279 

 .S0S89 

 .30206 

 .SOB4O 

 .30266 

 30BB8 



.29958 

 .20870 

 9896 

 .29264 

 .29182 

 .29191 

 9431 

 .29418 

 .29463 



.28450 



.29033 

 .29017 



.29018 

 .28968 



Instruments 



Mag'r Dip Circle 



.28980 

 .28992 



.28836 

 .28816 

 .28835 



.28848 

 .28831 

 .28808 

 .28797 



7 



7 



17S 



7 



17B 



7 



i7 



17S 



17 B 



7 



7 



17 S 



7 



7 

 17 B 



7 

 17 B 



7 

 172 



7 

 17 B 



7 

 7 

 17 B 

 17 

 17 

 17 

 34 

 17 

 17 



4 



17 



17 

 17 



17 

 17 



17 

 17 



172.12 



m.n 



172.12 



m.n 



172.12 

 172.12 



172.12 



172.12 

 172.12 

 172.12 



172.12 

 172.12 



172.12 



172.12 



172.12 



172.12 



18.<56) 

 18.(6) 

 34.12 

 18.4 

 18.4 

 18.4 

 201.12 

 18.4 



18.4 

 18.4 



18.(56) 



18.(56) 

 18.(56) 

 18.(56) 

 18.(56) 



18.4 

 18.4 



201.12 

 201.12 



201.12 

 201.12 



Obs'r 



WHS 



WHS 



WHS 



WHS 



WHS 



WHS 



WHS 



WHS 



WHS 



WHS 



WHS 



WHS 



WHS 



WHS 



WHS 



WHS 



WHS 



WHS 



WHS 



WHS 



WHS 



WHS 



WHS 



WHS 



WHS 



WHS 



WHS 



WHS 



DCS 



DCS 



DCS 



DCS 



DCS 



DCS 



DCS 



C II 



DCS 



DCS 



DCS 

 DCS 

 DCS 



DCS 



DCS 

 DCS 

 DCS 

 DCS 

 DCS 

 DCS 

 DCS 

 DCS 



DCS 

 DCS 



C II 

 C II 

 CII 

 C II 

 C II 

 C II 

 C II 

 CII 

 CII 

 C II 

 C II 



