908 



Voltaic Electricity. Section 3: Electro-Magnetic Current Measurements. 



N.I 01 705 



61706. 1:8. 



61 717 and 61 725. 1 : 5. 



61 731. 1 : 4. 



Wood Stand for Instruments Nos. 61,576 61,702, for placing on a table, Figure. 



List No. 61,705 61,706 61,707 



For instruments of 246 200 125 mm diameter Base plate 



0.12.0 0.10.0 0.8.0 



Precision Milliammeters, Deprez-d'Arsonval system, Figure. 



61.723. Extra Price for a second range for Instruments of 80 mm and 125 mm diameter 



of base 0. 7. ( 



61.724. Extra Price for three ranges only applicable to instruments of 125 mm diameter 



of base ..'... 0. 11. 



61.725. Serpentine Stone Slab with carrying pillars, Figure, for Milliammeteis Xos. 61,708 



to 61,722 0. in. o 



Portable Instruments in Wood Cases. 



Simple Electromagnetic Soft Iron Instruments with air damping, for Direct or Alternating 

 Current, with lancet shape, pointer, Figure. 



f Range 5 10 30 75 125 180 250 volts 



Voltmeters List No. 61,726 61,727 61,728 61,729 61,730 61,731 61,732 

 I Price 1. 11. 1. 11. 1. 11. 1. 11. 1. 11. 1. 13. 1. 14. 



2 5 10 15 20 40 60 80 100 amps. 



, List No. 61,733 61,734 61,735 61,736 61,737 61,738 61,739 61,740 61,741 

 I Price i 1. 10.0 1. 10. 1. 10. 1. 10. 1. 10. 1. 10. 1. 11. 1. 11. 1. 11. 



In the ease of Alternating Current! kindly suite frequency; otherwise instruments for .~>O periods 

 arc supplied. 



61,742. Extra Price for two scales for Direct and Alternating Current 0. 3. 8 



Dead Beat Precision Instruments, Deprc/-d'Arsonval system, for Direct Current only, with 

 lancet shaped pointer. Figure. 



I Range 

 Am- 



(I. 4:V20, 5335, 37 



