Electrical measuring instruments : grand prize Louisiana Purchase Exposition, St. Louis, 1904 (1904)
Leeds and Northrup Company · leaf 26
I I 5580. Volt Box . .$35 00 For use with the potentiometer for measuring voltages up to 15 and150 volts. THE LEEDS & NORTHRUP COMPANY 25 DArsonval Galvanometers See our Pamphlet No. 3 on »* Moving CoiP Galvanometers fora general discussion of the principles underlying the design of…
