4 



Eev. S. J. Peny on Magnetic Observations [Jan. 10, 



> 



HH 



Eh 



fcJQ 

 O 

 H 1 



OS O H H N O ifl i-fO lO !M X N ^ H N (M 0C ^ N H 00 

 ci^-^ ^ ^ co w cm cm a O ^7 ^ O lO iO T< c: CO x m 

 CC CO CM CM <M <M <?q lOVO ^lONNiOOON^^aCCNO 



o o o o o o o i> t>. Ni>i>j>ao505050505o;oo30 



05 OS OS OJ C5 Oi OS 0000 0000 00 000000000000X00000005 



CD O 



11 



v CHNlOCO^CO 000 aCJffiOHOSH^OCJXKON 



v co^^loomh <mt? 10 co co to 10 uo m ^ h n ^ 



v CM CO ^ X ^? CO X COt? OCOCOCON^aOHONC^OKM 



cm cm cm cm uo N co mn^^co 



- COCONiON(M>0 CO CM CCWCCOOOOJ^OJO^O^CH 

 ^ i — 1 i — 1 i — ! : — 1 i—l i— 1 H H 



Tempe- 

 rature. 



X X O CO lO O ^ 00 ^ HHOHOOacONNOHNNCO 



HHOOIHNN M CO WlOOiGylOOXNNHOJNN 

 LO 15 cc >o C C CO 00 00 X X 00 X I> X 0C 00 X> I> X i> i> x> 



Distances 

 of centres 

 of magnets 



ocoocoooco o co ocoocooocoooeoocooo 



T^r-lrHrHrHi-lrH HH H rH,-(T-H^HrHi-ljHi-lrHrHi-lr-lrH 



j 



be 

 O 



-25146 



0-29368 



-29347 

 0-29162 



-56212 



'56526 

 -56518 

 0-56553 



0-53974 

 0-53890 

 -46381 

 -40758 



0-38939 

 -36785 



0-34652 

 0-34873 

 -33654 

 -30756 



Time of one 

 vibration. 



5 -14838 



4 '90230 



4 -90700 

 4 -92380 



3 -60950 



3 -59850 

 3-59883 

 3-59617 



3- 70630 



3 -70992 



4- 03929 

 4-31417 



4 -41500 

 4 -51458 



4 -62927 

 4-61750 

 4-67625 

 4-83625 



Tempe- 

 rature. 



^00 UO CM Hf< i>.l>X COMXH 03 i>» (M N N CQ 



t H UO CM O I lO lO lO CSCIOCO HH NNOl CO 

 *— ' UO UO COCO X XXX X X i> X OX 00 X J> 1> 

 o H 



© 



H X XX XOS X O lO ^ CTiCO X OH 



cm^h rH cq h cq ©q h cm 



^ > bJD - lii . s - „ C s - ' 5 



S < < % " "4! 



■5? UO 



x>- 



X X 

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Station. 



Port Said 



