228 



The National Geographic Magazine 



(Observations 2 hours apart. ) 



Wind. 



Miles Wind help, M . 

 per hour. 2 hours. 



Aug. ir. 



M— 2. SW. 



2 — 4 SWbS. 



4 — 6. . SW. 



6—8 ' SWbS. 



8—10 SSW. 



10— N. 



N — 2. 



2—4. 



4-6. 



6—8. 



8— 10. 

 10 — M. 

 Aug. 12. 

 M — 2. 



2—4. 



4-6. 



6—8.. 



8— 10. 

 — N. 

 N— 2. 



10 



SW. 



SWbS. 

 SWbS. 



WSW. 



SWbW. 



6 



5 



7 



7 



8 

 10 

 10 



7-5 

 10 



7 



65 



8 



5 



5 



5 



4-5 



5 



4-5 



5-5 



10 

 10 



7 

 10 



7 



6 



10 





Miles 



Total 





north. 



northing. 



24 



30 



30 



24 



30 



60 



24 



3i 



9i 



24 



32 



123 



24 



34 



157 



24 



34 



191 



24 



34 



225 



24 



3 1 



256 



24 



34 



290 



24 



3i 



321 



24 



30 



35i 



24 



34 



385 



24 



30 



415 



24 



30 



445 



24 



30 



475 



24 



27 



502 



24 



28 



53° 



24 



27 



557 



24 



28 



585 



Total, 38 hours ; arrive vicinity the Pole. 



H 



(Observations 2 hours apart.) 



Wind. 



Aug. 18. 



N— 2 WbS. 



2 — 4 SW. 



4— 6 ! SWbW. 



6 — 8 > SW. 



8—10 I SWbS. 



10 — M SW. 



Aug. 19. 



M — 2 SW. 



2 — 4 



4 — 6 SWbW. 



6 — 8 i WbS. 



8 — 10 NW. 



10 — N WbS. 



N — 2 ! WbN. 



2—4 WbS. 



4-6 



6—8 i 



8 — 10 



10 — M 



Aug. 20. 



M— 2 



SSW. 

 SW. 



Miles 



Wind help, 



Motor. 



Miles 



Total 



per hour. 



2 hours. 



north. 



northing. 



125 



6 



24 



- 3° 



3° 



13-5 



13 



24 



37 



67 



12.5 



10 



24 



34 



IOI 



15 



15 



24 



39 



140 



15 



16 



24 



40 



180 



14 



14 



24 



38 



218 



12 



12 



24 



36 



254 



13 



13 



24 



37 



291 



9-5 



8 



24 



32 



323 



7-5 



4 



24 



28 



35i 



6-5 



— 7 



24 



17 



368 



7 



3 



24 



27 



395 



12 



— 8 



24 



16 



411 



11 



6 



24 



30 



441 



10 



5 



24 



29 



470 



9 



4 



24 



28 



498 



7 . 



2 



24 



26 



524 



6 



7 



24 



3i 



555 



10 



10 



24 



34 



5S9 



Total, 38 hours ; arrive vicinity the Pole. 



