The vibration galvanometer, and a test of the current-sound sensibility of a telephone receiver

Bibliographic Details
Main Author: Hazellett, Clarence William
Format: Others
Language:English
Published: University of Iowa 1913
Online Access:https://ir.uiowa.edu/etd/3620
https://ir.uiowa.edu/cgi/viewcontent.cgi?article=3621&context=etd