76 



Land Magnetic Observations, 1914-20 



NORTH AMERICA. 



United States Continued. 



Station 



Latitude 



Long. 

 East 

 of Gr. 



Date 



Declination 



Local Mean Time Value 



Inclination 



L. M. T. Value 



Hor. Intensity 



L. M. T. Value 



Instruments 



Mag'r Dip Circle 



Obs'r 



Washington, S. M. O., S e - 

 Concluded 1 



38 57.4 N 



Green Mountain Falls 

 Raspberry Mountain. 



Cascade 



Midland 



Glen Cove 



\ I unit -mi. A 



Mount Manitou, Eagle 

 Cliffs 



Mount Manitou, Fremont 

 Experiment Station 



Sentinel 



Iron Mountain* 



Halfway 



Pikes Peak, A 



Pikes Peak, B 



Pikes Peak, C 



Mountain View 



Lake Moraine, A 



Lake Moraine, B 



Windy Point 



Jones Park 



Broadmoor 



Gillett 



Trachyte Mountain 



Cow Mountain 



Cheltenham, B 



38 55 . 9 N 

 38 54.4 N 

 38 53.9 N 

 38 53.7 N 

 38 52.5 N 

 38 51.9 N 



38 51.6 N 



38 51.4 N 

 38 51.0 N 

 38 50.9 N 

 38 50.6 N 

 38 50.4 N 

 38 50.4 N 



38 50.4 N 



38 50.1 N 

 38 49.0 N 

 38 49.0 N 



38 48.9 N 

 38 47.6 N 

 38 47 N 

 38 46.9 N 

 38 46 . 5 N 

 38 45.9 N 

 38 44.0 N 



282 56 



254 59 

 254 53 

 25.5 02 

 254 51 



254 56 



255 05 



255 03 



255 02 



254 55 



255 05 

 255 02 

 254 57 

 254 57 



254 57 



255 00 

 255 00 

 255 00 



254 59 



255 04 

 255 09 

 254 53 

 254 54 

 254 55 

 283 10 



1916 



Apr 8,10 



May 12,13 



Aug 2, 3 



4 



17,18 



19 



7, 8 



9 



17.18 



29.30 



Aug 



Sep 



Oct 

 Dec 



1917 

 Jan 6 

 Oct 9,27 

 Nov 7, 8 



1918 

 Feb 6. 7 

 Mar 21 

 Apr 29,30 

 May 15,16 

 Jun 27,28 

 29 

 1, 2 

 17,18 



Jul 



Jul 



1919 



Jan 29 , 30 

 17.18 

 24 



20.21 

 22,23 

 25,26 

 27,28 

 5 



Feb 

 Jun 

 Aug 



Aug 



Nov 



Jun 17, '18 



Jun 20, 1 



Jun 10, 18 



Jun 21. 1 



Jun 13. 18 



Jun 12, 18 



Jun 13, 18 



Jun 14. 18 



Jun 14. 18 



Jun 11, 18 



Jun 12, 



Jun 21, 



Jun 25. 



Jun 14, 



Jun 17. 



Jun 18, 



Jun 19, 



Jun 20, 



Jun 18, 



Jun 19. 



Jun 15. 



Jun 7, 



Jun 

 Jun 



Jun 15, 



Jun 6, 



Jun 15, 



Jun 22. 



Jun 23 , 



Jun 24. 



Jun 10, 



Jun 11, 



Jun 11, 

 June 12. 



Jun 12. 



Jun 14, 



Jun 14, 



Jun 15, 



14.1.15.4 

 12.2,13.6 

 13.2.15.2 

 15.9,17.4 

 12.2.14.1 

 17.3 .... 

 10.8,15.7 

 10.1,14.1 



13.5,15.1 

 13.2,15.0 



0.14.5 

 4,14.2 

 7,16.6 

 1.10.8 

 8.15.4 

 4,12.2 

 5.16.2 



14 15.2 E 

 14 27.0 E 

 14 52.8 E 

 14 32.0 E 

 14 19.6 E 

 16 22.2 E 

 16 29.8 E 

 16 34.2 E 



15 19.8 E 



15 14.6 E 



1 45.8 E 



15 11.2 E 



14 32.8 E 



14 36.2 E 



4 31.4 E 



14 29.5 E 



14 39.0 E 



7,14.7 



8.13.6 



1 



Oto 18.0 (dv) 



4.14.7 



7,14.5 .... 



1.14.8 



1.15.9 



0,13.7 



9 



4,17.0 .... 



1.14.0 



7,15.5 



7.11.8 



4.14.9 



4.11 .0,11.6 

 5.15.7,16.6 

 1,15.2 



14 46.2 E 

 14 57.1 E 

 14 53.9 E 

 14 56.1 E 



14 32.5 E 



15 24.0 E 

 14 44.2 E 

 14 01.4 E 

 14 04.9 E 

 14 08.3 E 



6 05.5 W 

 6 03.8 W 

 6 06.2 W 

 6 08.0 W 

 6 11.1 W 

 6 04.2 W 

 6 06.8 W 

 6 04.6 W 



h h 



9.4-14.6 



9.7-16.3 



10.2-17.0 



9.2-16.0 



9.5-15.3 

 9.1-16.3 

 9.6-16.0 



11.2-13.6 

 9.0-15.9 

 10.4-15.7 



10.1-15.9 



12.9-16.8 



7.8-15.3 



8.2-16.6 



9.0-15.2 

 9.2-11.0 

 9.0-13.4 



10.1-14.5 

 10.2-16.0 

 11.2-14.6 



8.5-14.4 



8.6-15.2 

 10.4-15.2 



71 04.2 N 

 71 03.6 N 



71 03.7 N 



71 03.1 N 



71 05.0 N 

 71 05.7 N 

 71 05.5 N 



71 07.7 N 

 71 06.8 N 

 71 06.4 N 



71 06.2 N 

 71 07.3 N 

 71 06.7 N 

 71 06.0 N 



71 05.3 N 

 71 05.1 N 

 71 06.1 N 



71 08.5 N 

 71 08.6 N 

 71 07.7 N 



71 10.7 N 



71 09.8 N 

 71 10.5 N 



67 09.5 N 

 67 18.8 N 

 67 07.8 N 

 67 10.0 N 

 67 06.4 N 



14.5.15.1 

 12.6.13.2 

 13.7,14.7 

 16.4.17.0 

 13.0,13.7 



17.8 

 15.3 



16.6 



12.4 

 11.5 

 15.1 

 10.9 

 13.2 

 11.6 

 16.9 

 13.1 



67 20.6 N 

 67 17.4 N 

 67 18.0 N 



67 11.0 N 



67 05.0 N 

 67 06 . 8 N 

 67 10.7 N 

 67 02.8 N 

 67 08.0 N 

 67 08.4 N 

 67 11.3 N 

 67 08.8 N 



15.3 



10.8.13.7 



5.8 

 13.3 

 11.5 



67 05.8 N 

 67 07.3 N 

 67 06.2 N 



12.4 

 15.5 

 16.2 

 16.7 

 14.4 

 14.9 



67 04.7 N 

 67 05.4 N 

 67 26 . 9 N 

 67 18.2 N 

 67 24.5 N 

 67 20 1 N 



13.9.14.7 



13.8,14.7 

 12.7,13.4 

 13.4.14.1 

 12.8,13.8 

 15.3.16.1 

 9.5,10.2 

 14.2,15.0 

 11.1.11.9 

 14.9,15.7 



14.0.14.5 

 11.6 



13.8.14.3 

 13.1,14.1 



14.1 



14.8.15.6 

 12.4,13.2 

 13.3.13.8 

 14.9,15.9 



7.4. 8.3 

 11.0.11.7 



7.9, 8.9 

 12.3.13.0 



7.7, 8.6 

 13.7,14.8 



7.6. 8.4 



.22167 

 .22179 

 . 22264 

 . 22264 

 . 22286 



. 22400 

 .22413 



.22238 



.22316 

 .22270 

 . 23226 

 . 22340 

 . 22259 

 . 22226 

 .22237 

 . 22264 

 .22292 



. 22306 

 . tSS8 



222NS 

 . 22390 

 . 22262 

 . 22030 

 .21961 

 .21923 

 . 19446 

 .19416 

 .19416 

 .19421 

 . 19434 

 . 19398 

 . 19430 

 .19424 



26 

 16 

 16 

 26 

 16 

 14 

 14 

 26 



16 



16 

 16 

 26 

 16 

 16 

 16 

 26 

 26 

 16 



26 

 21,2 

 16 

 16 

 16 

 16 

 14 

 26 

 26 

 26 

 26 

 26 

 26 

 26 

 26 

 26 

 26 

 26 



EI 48 

 EI 48 



EI 48 



EI 48 



EI 48 

 EI 48 



EI 48 



EI 48 

 EI 48 

 EI 48 



EI 48 

 EI 48 

 EI 48 

 EI 48 



EI 48 

 EI 48 

 EI 48 



EI 48 

 EI 48 

 EI 48 



EI 48 



EI 48 

 EI 48 



EI 26 

 242.56 

 242.56 

 EI 26 

 242.56 



14.5 

 EI 26 

 14.15 



242.56 



242.56 

 242.56 

 EI 26 

 242.56 

 242.56 

 242.56 

 EI 26 

 EI 26 



242.56 

 EI 26 

 242.127 



242.56 

 242.12 

 14.5 

 EI 26 

 EI 26 

 EI 26 



WFW 

 DMW 



s&s 



S&T 



HRS 

 HWF 

 HWF 



HWF 

 DMW 

 AT 



DMW 

 DMW 

 AT 

 A&T 



A&P 

 ADP 



DMW 



HWF 

 HWF 

 F&M 



F,G,M 



J&M 

 DMW 



F&E 

 WJP 

 WJP 

 F&E 

 WJP 

 LAB 

 LAB 

 F&E 

 F&E 



WJP 



WJP 



WJP 



F&E 



P&F 



WJP 



WJP 



HWF 



HWF 



WJP 



WJP 



F&E 



WJP 



WJP 



WJP 



WJP 



WJP 



LAB 



F&E 



F&E 



HWF 



HWF 



HWF 



HWF 



HWF 



HWF 



HWF 



HWF 



HWF 



Local disturbance. 



1 Seo foot-note 1, p. 71. 



