A-<i. 7, 1885.] 



♦ KNOWLEDGE ♦ 



July 21 at 11 o'clock. 

 July 25 at 10« o'clock. 

 July 29 at lOJ o'clock. 



mailT SKY FOR AUGUST (Fmsr Maf of Pair), 



Showing the heavens aB they appear at the following hours : — 



I August 1 at lOi o'clock. I 



August 5 at 10 o'clock. 

 I August 9 at 9i' o'clock. | 



tlnmilrr-st..vnis <i(^ 



THUNDER-STORMS IN AMERICA. 



THE Weather Bureau at Wasliins-tcii \wg;m np,., 

 obstrvutic.ns in 1884 fi.r thc'stii.ly <•( tliun,! 



which tills seasdU liiiN iitlnr,!,.,! f,-,- I lin r |,u q , s,s. ■\-\„sv 

 storms, R:iys an Aincrii-m c^ .iit cm |..r:i i'\ . wm-c ,-\,r]t 



(.'orroboratc some };-enenil laws «liicli tlie Washini^Won 

 Bureau provisionally deduced from last year's investin^n- 

 tion. One of those rules is that the great majorityof 



. generally 



p advances. 



liijhtninsr. 



,u, Noi-thern Iowa, lllinoi.s, and Indiana, the 

 J of Ontario, New York, New Jersey, Pennsyl- 



