SEKIES D.— MONTHLY DEFLECTIONS. 



155 



SERIES D.— Conthiued. 



No. 64. — Port Leavenworth, on the Missouri. 



No. 65. — Fort Towson, on Eed River. 



4 TEAES. 



8 YEARS. 



Months. 



Mean direction of 



Rate of 



Months. 



Mean direction of 



Rate of 





Wind. 



Progress. 





Wind. 



Progress. 



January 



S. 88° 9' W. 



21 



January 



S. 34° I'W. 



17 



February 





N. 86 23 W. 



15 



February 





S. 65 42 W. 



22 



March . 





S. 25 2 W. 



27 



March . 





S. 31 11 W. 



26 



April 





S. 17 14 W. 



32 



April . 





S. 6 40 W. 



31 



May 





S. 6 40 W. 



42 



May . 





S. 5 33 W. 



47 



June 





S. 3 30 W. 



54J 



June 





S. 4 53 W. 



49 



July . 





S. 3 54 E. 



57 



July 





S. 6 21 W. 



56 



August 





S. 4 7 E. 



40 



August . 





S. 13 38 W. 



40 



September 





S. 1 3 E. 



30 



September 





S. 5 13 W. 



17 



October 





S. 42 51 W. 



21 



October 





S. 47 37 W. 



16 



November 





S. 40 31 W. 



28 



November 





S. 44 46 W. 



28 



December 





N. 59 44 W. 



4 



December 





S. 27 5 W. 



21 



The year 





S. 36 43 W. 



12 



The year 





S. 17 48 W. 



29 



No. 66. — Washington, Arkansas, comi 



ined 



No. 67. — Forts Gibson, Smith, and Wayne.* 



with No. 65. — 2 stations. 





3 stations. 





8 5-12 YEARS. 



8 YEARS. 



Months. 



Mean direction of 



Rate of 



Months. 



Mean direction of 



Rate of 





Wind. 



Progress. 





Wind. 



Progress. 



January 



S. 34° 1' W. 



17 



January 



N. 61° 8' E. 



10 



February 





S. 65 42 W. 



22 



February 





S. 46 13 E. 



20 



March . 





S. 31 11 W. 



26 



March . 





S. 46 45 E. 



18 



April . 





S. 6 40 W. 



31 



April 





S. 24 52 E. 



23 



May 





S. 5 33 W. 



47 



May 





S. 29 20 E. 



60 



June 





S. 10 23 W. 



49 



June 





S. 31 31 E. 



66J 



July 





S. 6 57 W. 



55 



July . 





S. 33 44 E. 



37 



August . 





S. 7 44 W. 



37J 



August . 





S. 40 28 E. 



34 



September 





S. 14 1 E. 



18 



September 





S. 79 40 E. 



31J 



October 





S. 35 57 W. 



19 



October 





S. 70 43 E. 



18 



November 





S. 44 46 W. 



28 



November 





N. 2 6 W. 



19 



December 





S. 27 5 W. 



21 



December 





S. 8 57 W. 



2 



No. 68. — Fort Vancouver, Oregon. 



No. 69. — Hamilton, Bermudas. 



1 YEAR. 



3i YEARS. 



Months. 



Mean direction of 



Rate of 



Months. 



Mean direction of 



Rate of 





Wind. 



Progress. 





Wind. 



Progress. 



January 



S. 52° 58' E. 



54 



January 



N. 52° 17' W. 



15 



February 





S. 9 14 W. 



27 



February 





S. 72 16 W. 



16J 



March . 





S. 18 44 E. 



23J 



March . 





S. 82 29 W. 



38 



April 





S. 2 32 W. 



31 



April 





S. 51 39 W. 



23 



May 





S. 25 45 W. 



46 



May 





■S. 38 22 W. 



30 



June 





S. 7 20 W. 



39 



June 





S. 34 20 W. 



55 



July . 





S. 16 2 W. 



35 



July . 





S. 9 43 W. 



43 



August . 





S. 18 57 W. 



58 



August . 





S. 25 14 E. 



44 



September 





S. 12 5 E. 



59 



September 





S. 20 54 E. 



16 



October 





S. 24 10 E. 



49 



October 





N. 59 49 E. 



30 



November 





S. 51 27 E. 



70J 



November 





N. 17 49 W. 



18 



December 





S. 47 47 E. 



66 



December 





S. 89 29 W. 



29 



The year 





S. 15 37 E. 



41 



The year 





S. 45 48 W. 



20 



Near the N. W. comer of Arkansas. 



