3 2 4 SCIENTIFIC RESULTS OF ZIEGLER POLAR EXPEDITION 



NOTES ACCOMPANYING DECLINATION OBSERVATIONS AT AI.GER ISLAND 



June, 1905. 26, cloudy. 27, light west wind, sky clear except in west; 27:14:24.5, 

 scale increases to 76*. i. 28:01: 28, scale increases to 5o d .8. 29, calm and clear to cloudy at 

 end; 29: 16:52, scale decreases to 35 d .o, where it remains quiescent for several seconds. 30, 

 calm; 30:21:12, scale decreases to 2i*.3, increases to 22*. 6, decreases to 2i d .5; 30:22:04, 

 magnet checked with adjusting pin; 30:22:12, scale increases to 4i".o and returns to 

 reading at 22: 12. 



July, 1905. 2, west wind, clouds and fog; 2:03:06, reading 79 d .o estimated; 2:06:48, 

 one oscillation, then decreases. 3, southwest wind with low clouds and fog. 4, calm, cloudy ; 

 4:03:15, wind rising. 5, west-southwest wind, drifting snow; 5:01:54, magnet oscillating 

 vertically; 5:02:30, vertical oscillations of magnet have ceased ; 5:03:00, heavy southwest 

 wind; 5:06:56, wind continues with drifting snow and rain; 5:07: 10.3, magnet checked 

 with adjusting pin ; 5: 14:44, wind increasing in velocity, drifting snow and sand ; 5: 19:04, 

 high south wind; 5:20:48.3, magnet checked with adjusting pin; 5:23:40, scale decreases 

 to o 4 , returns to 14". o, then decreases. 6, calm, cloudy, light rain. 7, light wind, foggy and 

 cloudy, sun shining at end ; 7: 21:46, magnet checked with adjusting pin ; 7: 21:48, scale increas- 

 ing rapidly without oscillation ; 7:21: 54, scale has remained at this reading for about one half 

 minute. 8, calm and cloudy. 10, sun shining, low fog; 10:08: 52, scale increases irregularly to 

 49 d .o and then decreases to reading at 8: 54 ; 10: 09: 16, scale increases rapidly and passes beyond 

 line of sight ; 10: 10: 56, 10: 58, and n: 18, scale decreases irregularly. u, clear, light north- 

 east wind; n: 12:00, checked magnet with adjusting pin after this reading. 12, cloudy; 

 12:04:50, strong southeast wind, accompanied with rain ; 12:06:30, rain has ceased, wind 

 quieter; 12:06:56, scale decreasing very slowly ; 12: 10: 30, calm and cloudy; 12: 16:00, south- 

 west wind, intermittent sunshine ; 12: 19: oo, cloudy and calm ; 12: 21: 30, drizzling rain and 

 fog, wind rising; 12:22:58, scale quiescent for 10 seconds, then increases; 12:23:02, scale 

 quiescent for 10 seconds, then increases to 45 d .o ; 12: 23: 14, scale quiescent, then decreases. 

 14, calm to northwest wind to calm, low fog in beginning, rain at end. 16:00:00, clear with 

 northwest wind; 16:01:00, cloudy and foggy; 16:01:50, thick fog and northwest wind; 

 16:03:30, north wind, clearing; 16:05:30, fresh northwest wind, clearing and sunshine. 

 17, calm and cloudy; 17:10:22 and 10: 2 4, scale increases almost imperceptibly. 18, sky 

 overcast, calm ; 18: 14: 56, scale quiescent for 10 seconds, then increases slowly to i5 d .o. 19, 

 sky clear, northwest wind ; 19: 02: 18, thick fog rises ; 19: 05: 20, fog disappears, sky cloudy ; 

 19:07:04, scale decreases to 55 d .o ; 19: 10:30, wind has shifted and is now from west; 

 19: 14:42, light snow ; 19: 18: 10, wind very light. 20, westerly wind, cumulus clouds. 21, 

 high southwest wind, rain. 23, southwest squalls, foggy; 23:00:16, scale increasing 

 rapidly ; 23: 01 : 14, scale read 75". o at one time ; 23: 01 : 26, amplitude of oscillation has spon- 

 taneously decreased ; 23: 01 : 56, magnet checked with adjusting pin ; 23: 02: 06, after shifting 

 circle scale decreased from 6o d .o ; 23: 02: 32, checked magnet after this reading with adjusting 

 pin ; 23: 06: 20, rainfall light and intermittent. 24, light northwest wind, cloudy ; 24: 08: 40, 

 chacked magnet after this observation with adjusting pin ; 24: 08: 56, scale rapidly increasing ; 

 24:10:22, checked magnet after this observation with adjusting pin; 24:10:56, checked 

 magnet after this observation with adjusting pin ; 24: n: 54, checked magnet after this obser- 

 vation with adjusting pin. 25, calm, cloudy, foggy, light rain. 26:00:00, cloudy, fresh 

 northwest wind; 26:06:00, wind now from west; 26: 14:00, intermittent sunshine, high 

 cmnulo-stratus and cirro-cumulus clouds; 26:17:40, calm, cloudy; 26:20:50, calm, low, 

 thick fog ; 26: 22: 18, fog lifts, sun appears ; 26: 23: 10, clear sky, a thick fog is slowly coming 

 in from the sea. 27, calm and cloudy. 28: 20: oo, calm, clear ; 28: 20: 40, cloudy ; 28: 21: 50, 

 thick fog ; 28: 22: 20, scale remains quiescent at the greater reading. 30, thick fog, calm. 



