308 
MAGNETIC SURVEY IN NORTH AMERICA 
Table XL. (Continued.) 
Station. 
Date. 
Magnet. 
Time of 
vibration. 
Magnetic 
moment. 
Horizontal force in 
absolute measure. 
Fort Alexander 
Rat Portage 
Fort Francis 
Portage des 2 Rivieres . . 
Prairie Portage 
Chien Portage 
Fort William 
Lake Superior 
Fort Pic 
White River 
Fort Michipicoton. .... 
Gargantua 
Sault St. Mary 
La Cloche 
Penetanguishene 
r 
Toronto ^ 
Sept. 20, 1844. 
25, 1844. 
29,1844. 
Oct. 4, 1844. 
7, 1844. 
9, 1844. 
10, 1844. 
14, 1844. 
17, 1844. 
21, 1844. 
30, 1844. 
31, 1844. 
u 
r s 
Nov. 5, 1844 J 31 
8, 1844.. 
15, 1844.. 
Jan. 29, 1845. 
Feb. 5, 1845.. 
Mar. 8 , 1845. 1 
s 
4-4898 
4- 7943 
5- 0090 
4-3592 
4-6466 
4-8392 
4-2395 
4-5242 
4-7110 
4-3170 
4-6034 
4-7976 
4-3838 
4-6720 
4-8705 
4-3888 
4-6840 
4-8717 
4-3474 
4-6387 
4-8517 
4-1192 
4-3988 
4-5875 
4-4726 
4-7741 
4-9833 
4-4104 
4-7096 
4-9150 
4-3598 
4-6507 
4-8606 
4-1408 
4-4156 
4-6015 
4-2527 
not ob- 
served. 
4-7196 
4-2058 
4-4774 
4-6495 
4-0551 
4-3324 
4-5047 
3- 9463 
4- 2041 
4-3858 
-3970 
-3511 
•6417 
•3969 
•3511 
•6415 
•3967 
•3510 
•6414 
•3965 
•3510 
•6413 
•3964 
•3510 
•6412 
•3964 
•3510 
•6411 
•3963 
•3509 
•6411 
•3962 
•3509 
•6409 
•3961 
•3508 
•6408 
•3960 
•3508 
•6407 
•3957 
•3507 
•6404 
•3956 
•3507 
•6404 
•3954 
•6403 
•3953 
•3506 
•6401 
•3951 
•3505 
•6397 
•3928 
•3495 
•6363 
>2-930 
2-6971 
2-708 >2-698 
2-688 J 
2-864' 
2- 883 >2-876 
2-880 
3- 027' 
3-042 >3-040 
3-040 
2 - 921 ' 
2-938 
2*932_ 
2-8341 
2-853 >2*844 
2-845 J 
2-8261 
2-838 >2-836 
2-844 J 
2-8821 
2-894 >2-881 
2- 868 J 
3- 2111 
3-219 >3-213 
3-208 J 
2-7241 
2-733 >2-725 
2-719 J 
2-8041 
2-809 >2*803 
2*796 J 
2-8691 
2-881 >2-870 
2- 860 J 
3- 1821 
3-196 >3-190 
3-191 J 
3-0181 
.... >>3-026 
3-034 
3-087* 
3-109 >3-108 
3-127 
3-3231 
3-322 >3-326 
3-333 J 
3-5281 
3-538 >3-537 
3-536 J 
