Reduction Formula and Instrumental Constants 



245 



Inclination Observations with Marine Earth-Inductor at Shore Station 



Station: Jarrah Peg, Christchurch, N. Z. 

 Marine Earth Inductor: No. 3 



Date: Fri., Apr. 28, 1916 

 Footscrew: A north 



Obs'r: I. A. L. 

 Chron'r: No. 53151 



'Plu3 Stands for coil spun in right-hand direction, and minus for coil spun in left-hand direction. 



