26 W. & L. E. GURLEY, TROY, NEW YORK 



urn-lit is used. This results in a uniform action and guar- 

 antors against any skipping or missing, under widely varying 

 conditions. 



This in-irument will operate under favorable conditions 

 with one good dry cell, but should have two, as a protection 

 against deterioration of the battery. It requires but 0.31 

 ampere with two cells, which is a much smaller current than 

 was necessary with the old style register, and which will not 

 burn the current meter contacts. 



There are no dials to read, the total result being shown 



Imvtlv by the figures, so that there is small chance of an error 

 in reading. 



Fn.. 8. Special Fibre Ciirryin^ r : isr i,, r omvnt Mctera. 



All current meters are packed in a wooden box with lock, 

 hooks and carrying strap, and including accessories of oil can, 

 wrench, screwdriver and extra pivot bearing. 



A special carrying case of fibre, having two compartments, 

 one for the meter and the other for the lead weight, cable, 

 sounder, etc., as shown in Fig. 8, can be furnished at an 

 additional price, for Meters No. 617, 621 or 623. 



