BY H. R. HUTCHISOX, L. F. GIBLIN, ifc W. F. D. BUTLER. 



VERTICAL ANGLES. 



Each entry iu the columns F.ice Right and Face Left is the 

 inean of th« vernier reai lings at one .netting. 



To 



C 

 Y 

 X 



C 

 Z 

 B 

 X 



Face Right. 



Face Left. 



Mean. 



Correction. 



Correcteil 

 Angle. 



From V2 feet above Z (top of Hag). 



8 23 



3 5i 



4 24 

 10 50 



8 56 

 -3 53 



6 22 

 -0 45 



50 

 30 

 10 

 40 



8 21 30 



3 49 



4 21 50 

 10 47 15 



8 



3 



4 



10 



22 40 

 50 15 



23 

 48 57 



39 

 16^ 

 13* 

 31 



From '4 feet above 



8 58 40 I 8 

 -3 51 50 I -3 



G 24 50 : (5 

 - 42 40 i - 

 From r4 feet above 



10 



35 



55 







V (top of flag). 

 57 25 1+ 29.^ 

 52 42^ 1^1 



23 52 

 43 50 

 X (top 



13 



8 23 19 



3 50 31^ 



4 23 13A 



10 49 28 



8 57 54i 

 -3 52 26 



6 24 35 

 -0 43 43 



'f flag). 



Sun observations from Z on 27tli December, 1915. 

 Sun in upper left-hand quadrant touching cross wires 

 iu telesco]»-i Azimuth F;u-e Kit,'ht 2\'S° 'M' 4()". Eleva- 

 tion, 0° 57' 5')". Tiiiif about (ihr. 50in (Zone time). 

 Sun in lower right-hand quadrant touching cross wires 

 in telescope Azimuth Face Left 2lo° 37' 10". Eleva- 

 tion, 8° 41' 40". Time about 6hr. .54m. (Zone time). 



