SERIES B. ZONE 10. L A T. 40° TO 45° N. 



303 



(Nos. 139 to 144.) Western Pennsylvania and West Virginia, north of lat. 40°.' 

 Observed as follows : — 









Aggresate 





Place of observation. 



By wliom observed. 





length 

 of time. 



Date. 



Alleghany Arsenal, 



Post Surgeon, 





yrs. mos. 



1836 to 1863 inclusive. 



Alleghany City, 

 Armstrong, 







1 

 2 



1849. 



D. Pee] or. 





1842. 



Beaver, 



Wm. and James Allison and 



2 11 



1840, 1841, 1867, 1868 and 1869. 





Rev. R. T. Taylor, 









BlairsviHe, 



W. R. Boyers, 





3 



1861 to 1865 inclusive. 



Butler, 



Jacob Mecliling, 





1 8 



1840, 1841 and 1844. 



Cauuonsburg, 



— Campbell and others,' 





13 4 



1840, 1856 to 1859 and 1861 to 1869, all 

 inclusive. 



Elder's Ridge, 

 Freeport, 







5 



1852 and 1853. 



A. D. Wier and John H. Baird, 



1 6 



1852, 1854 and 1860. 



Indiana, 



R. White and others, * 





10 



1840 and 1841. 



Latrobe, 



R. Muller and W. R. Boyei 



B, 



1 9 



1860, 1861 and 1862. 



Manchester, 



Cory don Marks, 





1 



1850. 



Murrysville, 



Thos. H. Stewart, 





2 1 



1857, 1858, 1867, 1868. 



Oakland Station, 



W. W. Wilson, 





4 9 



1854 to 1858 inclusive. 



Pittsburg, 



— Bakewell and others, 





1 8 



1840, 1841, 1854 to 1859 and 1862. 



Sewickleyville, 



John J. Travelli and G. H. 



1 3 1 1860, 1861 and 1862. | 





Trauy, 









Somerset, 



George Movvry and others,' 





5 11 



1840, 1844, 1845, 1846, 1856,1858, 1859 and 

 1861. 



Hill, 



Victor Scriba, 





5 



1856 and 1863. 



Tarentum, 



John H. Baird, 





2 4 



1857, 1858 and 1860. 



Wellsburg,2 



B. D. Sanders, 





1 7 



1858 to 1860 inclusive. 



Wheeling, 



Geo. P. Lockwood, 





4 



First four months of 1860. 



Worthingtou, 



Samuel Scott, 





2 2 



1860, 1861 and 1862. 







Eelative Prevalence op Winds from the 







Monsoon 1 







DlFFEKEMT Poi 



NTS OS THE OOMPASs. 





"3 V 



influences. | 





B 





W 





.^ 





i^ 









Place of 



Time of 





iJi 





%'^. 





^JS 





.g^ 



6 



Direction of 



go 







observations. 



the year. 





t^ 





t'^ 





oi 





S^ 



t.3 



resultant. 



oS 



Direction. 









t 



Ho 



"m 



w| 



J3 

 3 



N| 



■s 



n 



s'i 





.2 2 





g 























"^ > 















fc 



Z,^ 



W 



to'" 



W 



!»■" 



^ 



^'■^ 









« 





&< 





January 



239 



252 



164 



121 



185 



348 



35S 



298 















February 



222 



267 



126 



89 



173 



305 



311 



309 















March 



280 



249 



153 



111 



153 



379 



281 



376 















April 



258 



299 



149 



95 



191 



331 



29;i 



290 















May 



308 



246 



177 



116 



19G 



366 



291 



230 















June 



254 



173 



110 



121 



212 



422 



361 



277 















July 



389 



233 



131 



126 



191 



352 



326i 246 













139. 



August 



377 



245 



178 



135 



192 



375! 233; 240 













Alleghany 



September 



363 



262 



143 



101 



216 



302 



252 227 













Arsenal. 



October 



322 



198 



130 



127 



197 



350 



392! 195 















November 



202 



258 



143 



105 



162 



378 



357 253 















December 



221 



258 



181 



118 



201 



401 



372 281 















Spring 



846 



794 



479 



322 



540 



1076 



865' 896 





N. 62° 40' W. 



.19 



N. 42° E. 



.02^ 





Summer 



1020 



651 



419 



382 



595 



1149 920; 763 





N. 73 2 W. 



.20 



S. 14 W. 



.01 





Autumn 



887 



718 



416 



333 



575 



lOSOlOOli 675 





N. 72 21 W. 



AH 



S. 19 E. 



.01 





Winter 



682 



777 



471 



328 



559 



1054,1036' 888 





N. 74 24 W. 



.20| 



S. 34JW. 



.Oli 





The years 



















N. 70 40 W. 



.20 







140. Pittsburg. 



The year 



'"4 



"40 



"58 



123 



"33 



86, 115 219 



318 











141. Butler. 



The year 



3 



116 



645 



83 



17 



792 



833! I52i ... 



S. 56 59 W. 



.32 









Spring 



32 



40 



54 



134 



78 



145 



250 139 297 S. 66 55 W. 



.25J- 



East. 



.10 



1 



Summer 



63 



41 



21 



111 



73 



220 



248, 202! 412 S. 80 12 W. 



.30^ 



N. 36° E. 



.06 



142. Somerset.^ 



Autumn 



41 



12 



39 



96 



84 



267 



343 I77I 397 S. 72 57 W. 



.39 



S. 70 W. 



.04 





Winter 



14 



7 



25 



73 



91 



200 



361 145 253 B. 72 45 W. 



.47 



S. 71i W. 



.12 



I 



The year"* 















... S. 73 21 W. 



.36^ 







1 All the stations are in Pennsylvania except WI 



eeling and Wellsburg. 2 Cross Creek. 



' Rev.Wm. Smith, C. Davis and Jefferson College 



Lyceum. 



" David Peeler and W. D. Hildebrand. 



5 Rev. D. J. Eyler and Dr. F. Chorpenning, 



6 Computed from the resultants for the seasons. 





