ALASKA INDUSTRIES. 



247 



since; in 1857, I think, tliey were wlioUy rescinded. Its subsidence 

 was due, however, to the constantly increasing white settlement of its 

 territory. 



METEOROLOGICAL ABSTRACT FOR THE MONTHS FROM SEPTEMBER, 

 1872, TO APRIL, 1873, INCLUSIVE. 



[Being interesting as the exhibit of an unnsually severe winter. Made by Charles P. Fish, United 

 States Signal Service, Si. Paul Island.] 



Character of observation. 



Mean of barometer, corrected. 



Maximum of barometer, corrected 



Minimum of barometer, corrected 



Monthly range of barometer, corrected 



Greatest dailj' range of barometer, corrected 



Least daily range of barometer, corrected 



Mean daily range of barometer, corrected 



Mean of exposed thermometer 



Maximum of exposed thermometer 



Minimum of exposed thermometer 



Monthly range of exposed thermometer 



Greatest daily range of exposed tlicniiometer 



Least daily range of cxixiscd tlicniKJineter 



Mean of maxima of exposed thermometer 



Mean of minima of exposed thermometer 



Mean daily range of exjjosed thermometer 



Mean relative humidity 



Maximum relative humidity 



Minimum relative humidity 



Prevailing wind ' 



Number of miles traveled by wind 



Mean daily velocity of wind 



Mean hourly Aelocity of wind 



Maximum hourly velocity of wind 



Proportion of cloudiness 



Amount of rainfall, in inches 



Greatest daily amount of rainfall 



Amount of melted hail and snow (included in rainfall) 



Number of days on which precipitation occurred 



Num ber of days on which hail or snow fell 



Months of record. 



Septem- Opfnlinr Novem- Decem- 

 ber. October. ^gj._ ^gj._ 



29. 773 



30.46 



28.87 

 1.59 

 0.97 

 0.03 

 0.259 



44.2" 

 52° 

 33° 

 19° 

 11° 



1° 



46.8" 



41.8° 



5° 



85.6 

 100 



56 

 N. 



9,138 

 304.6 



12.7 



33 



92 



2.89 

 0.85 

 0.20 



30 

 4 



29. 512 

 30.04 

 28.51 

 1.53 

 0.97 

 0.04 

 0. 293 

 36° 

 45° 

 22° 

 23° 

 11° 

 1° 



38.7° 

 33.3° 

 5.4° 

 83.9 

 100 

 65 

 N. 



11, 872 

 383 

 16 

 42 

 84 



3.08 

 0.58 

 0.91 

 29 

 15 



29.458 

 30. 23 

 28.62 

 L61 

 0.87 

 0.06 

 0.339 

 34.3° 

 41° 

 23° 

 18° 

 12° 

 1° 



36.2° 

 31.5° 

 4.7° 

 80.6 

 100 

 60 

 S. 

 14, 539 

 484.6 

 20.2 

 74 



78.9 

 2.38 

 0.31 

 0.82 

 27 

 17 



29. 488 



30.04 



28.05 

 1.99 

 0.80 

 0.03 

 0.249 



26.6° 

 37° 



4° 

 33° 

 11° 



1° 



29.1° 

 24° 

 5.1° 



87.8 

 100 



70 



N. 



16,644 

 530.5 



22.1 



53 



84 

 2.99 

 0.42 

 2.38 



27 



24 



Character of observation. 



Mean of barometer, corrected 



Maximum of barometer, corrected 



Minimum of barometer, corrected 



Monthly range of barometer, corrected 



Greatest daily range of barometer, corrected 



Least daily range of barometer, corrected 



Mean daily range of barometer, corrected 



Mewn of exposed thermometer 



Maximum of exposed thermometer 



Minimum of exposed thermometer 



Monthly range of exposed thermometer 



Greatest daily range of exposed thermometer 



Least daily range of exposed thermometer 



Mean of maxima of exposed thermometer 



Mean of minima of exposed thermometer 



Mean daily range of exposed thermometer 



Mean relative humidity 



Maximum relative humidity ' 



Minimum relative humidity 



Prevailing wind 



Number of miles traveled by wind 



Mean daily velocity of wind 



Mean liourly velocity of wind 



Maximum hourly velocity of wind 



Proportion of cloudiness 



Amount of rainfall, in inches 



Greatest daily amount o( rainfall 



Amount of melted hnil ami snow (included in rainfall) 



Number of days on which precijiitation occurred 



Number of days on which hail or snow fell 



Months of record. 



January. 



29. 953 



30. 50 

 29.32 



1.18 

 0.58 

 0.03 

 0.194 

 15. 7° 

 34° 

 -11° 

 45° 

 22° 

 0° 



18.9° 

 11.9° 

 7° 



85.7 

 100 

 53 

 ENE. 

 17, 903 

 577.5 

 24.1 

 43 



62.8 

 0.96 

 0.39 

 0.83 

 21 

 20 



Feb- 

 ruary. 



29. 507 



30.51 



28.26 

 2.35 

 0.95 

 0.06 

 0.421 



18.6° 

 34° 

 -12° 

 46° 

 28° 



3° 



22.6 



15.1 

 7.5 



86.2 

 100 



49 

 N. 



16, 646 

 594.3 



24.8 



82 



74.9 

 5.78 

 1.07 

 4.87 



27 



25 



March. 



29. 768 

 30.31 

 29.05 

 1.26 

 0.66 

 0.05 

 0.219 

 12.6° 

 35° 

 —7° 

 42° 

 20° 

 3° 



17.1° 

 7.4° 

 9.7° 

 81.8 

 100 

 46 

 N. 



14,512 

 468.1 

 19.5 



1.21 

 0.38 

 1.21 



27 



27 



April. 



29. 769 



30. 35 

 20 



1.35 

 0.73 

 0.03 

 0. 242 



23.9° 



35° 

 3° 



32° 



24° 

 3° 



27.9° 



19.4° 

 8.5° 



84.29 

 100 



63 



N. 



18, 607 

 620.2 



25.84 



53 



73.0 

 1.77 

 0.50 

 1.77 

 26 

 26 



