84 



Land Magnetic Obseevations, 1914-20 



SOUTH AMERICA. 

 Brazil Continued. 



Station 



Date 



Declination 



Inclination 



Local Mean Time Value L. M. T. Value 



Hor. Intensity 



L. M. T. Value 



Instruments 



Mag'r Dip Circle 



Incante 



Nova Olinda 



Natal 



Boca de Capana 



Grande Rapids 



Bom Futuro 



Sao Miguel Rapids .... 



Iguatu 



Villa Nova 



Allianca 



Praia Flor do Calcho. . . 



Cabedello 



Labrea 



Barra do Sao Manoel . . 



Praia do Cigano 



Humayta 



Hyutanahan 



Jacusao Rapids 



Bocca do Pauhiny 



Pernambuco 



Pombal 



Conceicao , . 



Bocca do Acre 



Porto Velho 



Santa Maria Nova .... 



Barreira Quicaca 



Abuna 



Empreza 



Praia Joachim Alvez. . . 

 Xapury 



Tapirape River 



Fontura's Village 



Rio das Mortes 



Araguaya River, 11.. . . 



Guapor 10 



Guapore 9 



Guapor6 8 



Lago Barreira do Viado 



Bocca do Foro Island. . 



Guapore 1 6 



Cafd Island 



Guapor6 4 



Mclancia Island 



Guapore' 2 



GuaporS 1 



Canga Island 



Leopoldina 



Matto Grosso 



Oct 6 

 Dec 10 



Jun 28 



Oct 

 Jul 

 Jul 

 Oct 

 Oct 

 Jul 

 Jul 



Jul 



Jul 



Jul 



Sep 

 Sep 



Apr 25 



Apr 26 



Mar 12 



Dec 12 



Dec 13 



Jul 21 



Jun 29 



Dec 19 



Dec 20 



Dec 21 



Mar 9 



Jul IS 



Sep 28 



Dec 24 



Jul 14 



Jul 15 



Dec 30 



Jul 3 



Sep 26 



Jul 8 



Jul 9 



Jul 9 



Jul 10 



Jul 10 



Jan 20 



Sep 19 



Oct 21 



Oct 22 



Oct 15 



Jan 15 



Jan 16 



Jan 17 



Jul 2 



Jan 9 



Jan 10 



Jun 30 



Jun 28 



Jun 26 



Jun 25 



Aug 31 

 Sep 1 

 Jun 23 

 Jun 24 

 Jun 22 

 Aug 22 

 Jun 19 

 Jun 20 

 Aug 11 

 Jun 18 

 Aug 5 

 Aug 1 

 Aug 2 

 Jun 16 

 May 27 

 May 28 

 May 28 

 Jul 29 



h h 



8.5, 9.6 

 12.8.14.5 

 13.2,14.5 

 10.2,11.4 

 16.5 



7.2 



10.5,11.6 



6. 3 to 17. S 

 17.0 .... 



6.7 



15.2.17.0 



10.3,14.2 

 12.8.14.7 



6.1, 8.4 

 13.1.14.4 

 13.8,15.8 



7.6tol7. 



(dv) 



(dv) 



18.8 E 



1 48.4 E 

 17 41.6 W 



26.0 E 

 8 40.1 W 

 8 30.4 W 



1 07.0 E 

 1 OS. 5 E 

 8 32.5 W 

 8 31.0 W 



15 22.6 W 



1 51.2 W 



2 01.8 E 



8 06.1 W 

 17 48.0 W 

 2 26.4 E 

 2 28.7 E 



9.8.11.8 



8.0. 9.7 

 8.2, 9.4 

 9.7,13.4 



17.4 



8.4 .... 



8.8,10.8 

 13.4,15.2 



9.0.10.2 

 14.9 



9.6 .... 

 12.7 to 16.4 (dv) 



7.8. 9.1,11.6 



9.2toll.2 (dv; 

 14.2,16.0 . 



8.6, 9.7 . 



7.1tol6.2 (dv) 



9.8,11.3 



8.1, 9.6 

 7.6. 9.0 

 9.4,11.6 



12.9.15.6 

 8.0 to 17.4 (dv) 



1 58. 8 W 

 7 35.2 W 



1 51.6 

 3 16.0 

 6 50.7 

 6 44.2 

 3 44.5 



17 36.4 



2 04.5 



50.1 

 51.2 



53.0 W 



50.2 W 



61.1 W 



09.0 E 



27.3 E 



57.1 E 



59.5 E 



51.6 W 

 01.0 W 

 10.0 E 

 01.8 E 

 02.8 E 



7.6, 9 

 14.8,16.7 



6 33.4 W 

 4 52.2 E 



9.0 

 8.6 



7.6, 

 7.2, 



17.2 .... 

 17.3 



7.4 .... 



9.3,10.5 

 12.7,13.7 

 12.6.13.6 



7.1 to 17.5 (dv) 

 17.4 



8.0 .... 

 7.3. 9.3 

 9.5,10.5 



17.1 



8.1 .... 

 10.7,11.7 



7.5. 8.9 

 10.8.11.8 

 9.6 to 17.6 (dv) 



6 34 

 6 27 

 6 11 

 6 04 

 6 01 

 3 42 

 3 22 

 3 14 

 3 14 

 6 12 

 6 10 

 6 23 

 2 23 

 6 14 

 6 11 

 1 47 

 6 04 

 1 49 

 1 34 



4 W 

 2 W 



w 



5 W 



6 W 

 8 E 



1 E 

 .6 E 

 .0 E 



1 W 

 3 W 



2 W 

 2 E 



.0 w 



. i w 



.7 E 



.0 W 



5 E 



8 E 



7.4, 9.2 .. 



8.4, 9.6 .. 



8.1 



10.7tol5.S(dv) 

 10.4.11.7 .. 



5 33.3 W 

 5 43.4 W 



5 44.0 W 



6 44.2 W 

 1 45.7 E 



h h 



11.1 ... 

 9.4 ... 



12.5,12. 

 14.0 ... 



17.2 ... 



16 15.2 N 

 16 03.0 N 

 6 28.5 N 

 15 48.2 N 

 14 32.5 N 



h h 

 8.8, 9.4 

 13.3.14.1 

 13.6,14.2 

 10.5,11.1 



c. g. s. 

 .29210 

 . 29593 

 .28196 

 .29100 



15.2 



14 26.1 N 



7.6. 8.2 

 10.8.11.4 



. 2833S 

 .29256 



8.9 



14 21.4 N 



7.1, 7.6 

 15.8,16.8 



. 2S308 

 .28183 



6.8, 

 15.5 



8 53.0 N 

 15 28.7 N 



10.8.13.8 

 13.3,14.3 



9.9 .. 

 9.1 .. 

 12.0 12.2 



14 26.4 N 

 13 45.9 N 

 4 06.7 N 



7.5, 8.1 

 13.4.14.1 



14.3.15.4 



9.7 

 17.6 



9.1 

 11.2 



14.7 



13 18.1 N 

 13 56.8 N 

 12 40.0 N 

 12 19.8 N 

 11 59.6 N 



10.3.11.3 

 7.0, 7.7 

 8.5, 9.1 



10.1,10.9 



9.4 .. 

 14.7 .. 

 16.2,16.4 



11.9 . 



ii'6 . 



8.5 . 



12 24.8 N 

 11 08.4 N 

 2 00.4 N 



10 56.0 N 



11 15.8 N 



7.4, 8.0 

 9.4,10.4 



13.9,14.8 

 9.3,10.0 



15.5,16.2 



11 19.9 N 



16.3 

 12.0 



9 21.5 N 

 10 39.7 N 



14.6 



.9, 9.4 



15.3 

 10.3 

 9.6 

 14.0 



10 57.2 N 

 10 23.4 N 

 9 30.2 N 

 8 32.6 N 



11.5 



7 20.6 N 



8 34.8 N 



9.8 

 9.6 

 9.2 



6 12.2 N 



7 05.9 N 

 6 18.8 N 



9.2 

 12.4 

 15.6 

 15.4 



5 17.0 N 

 3 27.8 N 



2 44.1 N 



3 18.2 N 



9.6 

 9.8 

 12.0 



3 58.4 N 

 3 32 , 2 N 

 2 27.3 N 



10.1 

 14.9 

 9.8 

 14. S 



2 43.5 N 

 2 40.8 N 

 1 56.7 N 

 1 48.2 N 



13.7 

 9.8 



11.2 

 9.2 



50.5 N 

 44.7 N 

 lfi.4 N 

 14.2 N 



14.2 



00.4 N 



10.2.11.0 

 8.6. 9.3 

 8.0, 8.6 

 9.9,11.2 



13.4,14.6 



8.1, 8.7 

 15.2,16.2 



8.0, 8.7 

 7.6, 8.3 



7.9, 8.5 

 9.6.10.2 

 13.0.13.4 

 12.9,13.3 



8.4. 9.0 

 7.8, 8.4 

 9.8,10.3 



8.7. 9.3 

 11.0,11.5 



7.9, 8.6 

 11.1.11.6 



10.9,11.4 

 8.0, 8.8 

 S.7, 9.3 



.28729 

 .29378 



. 2S272 

 .2S048 

 . 29276 



. 28765 

 .28159 

 . 29033 

 .29366 



.27972 

 .29578 

 .27826 

 . 29436 

 . 2S072 



. 29326 

 .28998 



10.9,11.5 



.29122 

 .27966 

 .27757 

 .29190 

 .29300 



.27635 

 .29302 



.27572 

 .27362 



.27531 

 .28495 

 . 28235 

 .28212 



.27150 

 . 26976 

 .27930 



.27112 

 .27852 

 .26845 

 .27812 



.27572 

 . 26747 

 .26747 



. 26923 



19 

 21 

 28 

 19 

 19 

 19 

 19 

 19 

 19 

 19 

 28 



21 

 21 



19 

 28 

 21 

 21 



21 

 19 

 19 

 21 

 19 

 19 

 21 

 28 

 19 

 19 

 19 

 19 

 19 

 19 

 21 

 19 

 21 

 21 

 19 

 19 

 21 

 21 

 21 



19 

 21 



19 

 19 

 19 

 19 

 19 

 19 

 19 

 19 

 19 

 19 

 19 

 19 

 19 

 19 

 19 

 19 

 19 

 19 

 19 

 19 

 19 

 19 

 19 

 19 

 19 



19.56 

 21.12(3(6) 

 EI 28 

 19.56 

 19.(12) 



19.56 



19.(12) 



EI 28 

 21.12(3(6) 



21.12 



19.(12) 

 EI 28 



21.2(3(6) 



21.12 



19.(12) 



19.56 



21.12(3(6) 



19.(12) 

 21.12(3(6) 

 EI 28 

 19.56 



19.(1) 

 19.(12) 



21.1 

 19.56 



21.12(3(6) 

 19.(12) 

 19.(12) 

 21.12 



21.12(3(6) 

 19.(12) 



21.12(3(6) 



19.(12) 



19.(12; 



19.(12) 

 19.56 

 19.56 

 19.56 



19.(12) 

 19.256 

 19.(12) 

 19.256 



19.256 

 19.(12) 

 19.(1) 

 19.(12) 



19.256 



