ON THE MAGNETIC INTENSITY OF THE EARTH. 53 
Intensity. Lat. Long. Observer. Date.|| Intensity. 
Os 45 04) 7 42\Humboldt& G.Lussac|1805|| 1-336- 
St. Gothard 46 32 8 33/Humboldt&G. Lussac/1805]} 1-314 
BRA) oa) 5 46 4] 8 32)/Humboldt& G. Lussac}1805]| 1-325 
ie Re eo ok 45 48 | 9 06)/Humboldt&G.Lussac/1805|| 1-310 
a 45 28 | 9 09/Humboldt& G. Lussac|1805|| 1-312 
aa > Mu ouerelet ik 6525. 1830) 1-294 
Bema ON 43 46 | 11 15)Humboldt&G.Lussac|1805|| 1:278 
=) 5 Seal 48 08 | 11 34;/Erman............{1826/ 1:339 
BAAR dss a a8 41) 54 | 12 26|/Humboldt& G. Lussac}1805]} 1-264 
ee 49 58 | 12 52\Keilhau & Boeck ..|1826)) 1:334 
Marieste......... 45 38 | 13 47\Keilhau & Boeck ../1826|) 1:317 
Lohitsch ...... 45 55 | 14 13/Keilhau & Boeck ../1826/ 1:314 
PA os a 40 50 | 14 14;/Humboldt& G. Lussac]1805)| 1°274 
ke 50 05 | 14 27/Keilhau ..........{1826]| 1:332 
2S ee 47 04 | 15 27\Keilhau& Boeck ....|1826)| 1:327 
weseeese| 49 23 | 15 36)Keilhau& Boeck .. ..|1826|| 1-319 
Mienna)......:... 48 13 | 16 23\Keilhau& Boeck ....|1826|| 1-325 
Biaief........ 46 58 | 32 Ol\/Kupffer .......... 1829|| 1:275 
2 tes 47 12 38 58 Kupffer ........../1829] 1°308 
ae 45 03 | 42 01 Kupffer Wah wore toys 1829|| 1°327 
ee of Malka 43 45 | 42 30 Kupffer aS SRE ee 1829|| 1°302 
rachan ........ 46 20 | 48 00/Hansteen.......... 1830] 1-334 
Bas. ....| 13 39 {311 50|/Humboldt ......../1799|| 1:256 
US 20 41 |335 08)\Humboldt ......../1799|| 1:256 
BUREN e535. 2 28 27 |343 45)Humboldt ......../1798)| 1:272 
BRAG sk se ” »  |Freycinet.......... 1817] 1:340 
aMeOM ES ve e's 6 ” ” Sabine 26.02... ‘ 1822)| 1:313 
AS Sees 43 29 |351 46/Humboldt ......,.{/1799|| 1-262 
Ville el Pando . 41 58 |354 33)Humboldt ........ 1799|| 1:294 
Medina del Campo} 41 24 |355 16/Humboldt ........ 1799] 1°:294 
uadarama 40 39 |355 52;Humboldt ........ 1799) 1:294 
la Franca 42 37 |855 59|Humboldt ........ 1799|| 1:294 
BGs PRE ENS A) 25 1356 19|Humboldt . 1799}| -1-294 
* Mean, 4 stations 46 00 8 38 1:321 
+ Mean, 2 stations 45 45 14 00 1315 
t Mean, 3 stations 48 13 15 49 1:324 
§ Mean, 6 stations 41 45 354 58 1:290 
